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Update Prefetch Docs 

Updated prefetchUrls: and prefetchUrls:progress:completed: documentation to mention that any already running prefetch operations are canceled if the operation is called.
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cdunkel 2016-11-02 11:51:52 -05:00 committed by GitHub
parent 032ab1dd6d
commit 45c0387f98
1 changed files with 4 additions and 2 deletions
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SDWebImage/SDWebImagePrefetcher.h
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@ -78,7 +78,8 @@ typedef void(^SDWebImagePrefetcherCompletionBlock)(NSUInteger noOfFinishedUrls,
/** /**
* Assign list of URLs to let SDWebImagePrefetcher to queue the prefetching, * Assign list of URLs to let SDWebImagePrefetcher to queue the prefetching,
* currently one image is downloaded at a time, * currently one image is downloaded at a time,
* and skips images for failed downloads and proceed to the next image in the list * and skips images for failed downloads and proceed to the next image in the list.
* Any previously-running prefetch operations are canceled.
* *
* @param urls list of URLs to prefetch * @param urls list of URLs to prefetch
*/ */
@ -87,7 +88,8 @@ typedef void(^SDWebImagePrefetcherCompletionBlock)(NSUInteger noOfFinishedUrls,
/** /**
* Assign list of URLs to let SDWebImagePrefetcher to queue the prefetching, * Assign list of URLs to let SDWebImagePrefetcher to queue the prefetching,
* currently one image is downloaded at a time, * currently one image is downloaded at a time,
* and skips images for failed downloads and proceed to the next image in the list * and skips images for failed downloads and proceed to the next image in the list.
* Any previously-running prefetch operations are canceled.
* *
* @param urls list of URLs to prefetch * @param urls list of URLs to prefetch
* @param progressBlock block to be called when progress updates; * @param progressBlock block to be called when progress updates;