mobile

LruCache为什么需要保存到RetainFragment， why need RetainFragment?

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看了android 文档里的bitmapfun例子， 一开始怎么都不明白为什么需要把LruCache放到fragment里面, 后来再仔细回头看了看文档： Runtime configuration changes, such as a screen orientation change, cause Android to destroy and restart the running activity with the new configuration (For more information about this behavior, see Handling Runtime Changes). You want to avoid having to process all your images again so the user has a smooth and fast experience … Read more