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Fix that completion block and set image block are called asynchronously in UIView+WebCache. Add a more common macro to do current queue check

This commit is contained in:
DreamPiggy 2017-11-04 03:58:18 +08:00
parent b2e5317666
commit 0eff98e4e7
2 changed files with 9 additions and 5 deletions
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12
SDWebImage/SDWebImageCompat.h
View File

@ -99,11 +99,15 @@ typedef void(^SDWebImageNoParamsBlock)(void);
FOUNDATION_EXPORT NSString *const SDWebImageErrorDomain;
#ifndef dispatch_main_async_safe
#define dispatch_main_async_safe(block)\
if (strcmp(dispatch_queue_get_label(DISPATCH_CURRENT_QUEUE_LABEL), dispatch_queue_get_label(dispatch_get_main_queue())) == 0) {\
#ifndef dispatch_queue_async_safe
#define dispatch_queue_async_safe(queue, block)\
if (strcmp(dispatch_queue_get_label(DISPATCH_CURRENT_QUEUE_LABEL), dispatch_queue_get_label(queue)) == 0) {\
block();\
} else {\
dispatch_async(dispatch_get_main_queue(), block);\
dispatch_async(queue, block);\
}
#endif
#ifndef dispatch_main_async_safe
#define dispatch_main_async_safe(block) dispatch_queue_async_safe(dispatch_get_main_queue(), block)
#endif

2
SDWebImage/UIView+WebCache.m
View File

@ -106,7 +106,7 @@ static char TAG_ACTIVITY_SHOW;
}
dispatch_queue_t targetQueue = shouldUseGlobalQueue ? dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_HIGH, 0) : dispatch_get_main_queue();
dispatch_async(targetQueue, ^{
dispatch_queue_async_safe(targetQueue, ^{
[sself sd_setImage:targetImage imageData:targetData basedOnClassOrViaCustomSetImageBlock:setImageBlock];
dispatch_main_async_safe(callCompletedBlockClojure);
});