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Node placeholder API

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ASDisplayNodes now have an overidable method -placeholderImage that lets you provide a custom UIImage to display while a node is displaying asyncronously. The default implementation of this method returns nil and thus does nothing. A provided example project also demonstrates using the placeholder API.
This commit is contained in:
Ryan Nystrom
2014-12-03 10:17:48 -08:00
parent 8b303710b6
commit d27c8859c7
33 changed files with 1140 additions and 2 deletions
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AsyncDisplayKit/ASDisplayNodeExtras.h
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@@ -59,6 +59,8 @@ extern id ASDisplayNodeFindFirstSubnode(ASDisplayNode *start, BOOL (^block)(ASDi
*/
extern id ASDisplayNodeFindFirstSubnodeOfClass(ASDisplayNode *start, Class c);
extern UIColor *ASDisplayNodeDefaultPlaceholderColor();
/**
Disable willAppear / didAppear / didDisappear notifications for a sub-hierarchy, then re-enable when done. Nested calls are supported.
*/