标签:ios
dispatch_async(backgroundQueue, ^{ storyNode = [[FBStoryNode alloc] initWithStory:story]; [storyNode layoutWithin:CGSizeMake(320,FLT_MAX)]; });
- (void)display { dispatch_async(backgroundQueue, ^{ CGContextRef ctx = newContextOfSize(self.bounds.size); [self.node drawInContext:ctx]; dispatch_async(main, ^{ self.contents = ctx; }); }); }
Facebook Asynchronous Layout and Rending
标签:ios
原文地址:http://blog.csdn.net/rainlesvio/article/details/40296313