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Revert to using ASDisplayNodeSubclassOverridesSelector, to minimize changes and provide a bit of convenience within ASDisplayNode.

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This commit is contained in:
Huy Nguyen 2015-06-06 08:28:12 +03:00
parent aea91fff86
commit 90a78684c9
2 changed files with 15 additions and 9 deletions
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23
AsyncDisplayKit/ASDisplayNode.mm
View File

@ -43,6 +43,11 @@
@implementation ASDisplayNode
BOOL ASDisplayNodeSubclassOverridesSelector(Class subclass, SEL selector)
{
return ASSubclassOverridesSelector([ASDisplayNode class], subclass, selector);
}
void ASDisplayNodePerformBlockOnMainThread(void (^block)())
{
if ([NSThread isMainThread]) {
@ -61,11 +66,11 @@ void ASDisplayNodePerformBlockOnMainThread(void (^block)())
}
// Subclasses should never override these
ASDisplayNodeAssert(!ASSubclassOverridesSelector([ASDisplayNode class], self, @selector(calculatedSize)), @"Subclass %@ must not override calculatedSize method", NSStringFromClass(self));
ASDisplayNodeAssert(!ASSubclassOverridesSelector([ASDisplayNode class], self, @selector(calculatedLayout)), @"Subclass %@ must not override calculatedLayout method", NSStringFromClass(self));
ASDisplayNodeAssert(!ASSubclassOverridesSelector([ASDisplayNode class], self, @selector(measure:)), @"Subclass %@ must not override measure method", NSStringFromClass(self));
ASDisplayNodeAssert(!ASSubclassOverridesSelector([ASDisplayNode class], self, @selector(recursivelyClearContents)), @"Subclass %@ must not override recursivelyClearContents method", NSStringFromClass(self));
ASDisplayNodeAssert(!ASSubclassOverridesSelector([ASDisplayNode class], self, @selector(recursivelyClearFetchedData)), @"Subclass %@ must not override recursivelyClearFetchedData method", NSStringFromClass(self));
ASDisplayNodeAssert(!ASDisplayNodeSubclassOverridesSelector(self, @selector(calculatedSize)), @"Subclass %@ must not override calculatedSize method", NSStringFromClass(self));
ASDisplayNodeAssert(!ASDisplayNodeSubclassOverridesSelector(self, @selector(calculatedLayout)), @"Subclass %@ must not override calculatedLayout method", NSStringFromClass(self));
ASDisplayNodeAssert(!ASDisplayNodeSubclassOverridesSelector(self, @selector(measure:)), @"Subclass %@ must not override measure method", NSStringFromClass(self));
ASDisplayNodeAssert(!ASDisplayNodeSubclassOverridesSelector(self, @selector(recursivelyClearContents)), @"Subclass %@ must not override recursivelyClearContents method", NSStringFromClass(self));
ASDisplayNodeAssert(!ASDisplayNodeSubclassOverridesSelector(self, @selector(recursivelyClearFetchedData)), @"Subclass %@ must not override recursivelyClearFetchedData method", NSStringFromClass(self));
}
+ (BOOL)layerBackedNodesEnabled
@ -100,16 +105,16 @@ void ASDisplayNodePerformBlockOnMainThread(void (^block)())
_flags.implementsDrawParameters = ([self respondsToSelector:@selector(drawParametersForAsyncLayer:)] ? 1 : 0);
ASDisplayNodeMethodOverrides overrides = ASDisplayNodeMethodOverrideNone;
if (ASSubclassOverridesSelector([ASDisplayNode class], [self class], @selector(touchesBegan:withEvent:))) {
if (ASDisplayNodeSubclassOverridesSelector([self class], @selector(touchesBegan:withEvent:))) {
overrides |= ASDisplayNodeMethodOverrideTouchesBegan;
}
if (ASSubclassOverridesSelector([ASDisplayNode class], [self class], @selector(touchesMoved:withEvent:))) {
if (ASDisplayNodeSubclassOverridesSelector([self class], @selector(touchesMoved:withEvent:))) {
overrides |= ASDisplayNodeMethodOverrideTouchesMoved;
}
if (ASSubclassOverridesSelector([ASDisplayNode class], [self class], @selector(touchesCancelled:withEvent:))) {
if (ASDisplayNodeSubclassOverridesSelector([self class], @selector(touchesCancelled:withEvent:))) {
overrides |= ASDisplayNodeMethodOverrideTouchesCancelled;
}
if (ASSubclassOverridesSelector([ASDisplayNode class], [self class], @selector(touchesEnded:withEvent:))) {
if (ASDisplayNodeSubclassOverridesSelector([self class], @selector(touchesEnded:withEvent:))) {
overrides |= ASDisplayNodeMethodOverrideTouchesEnded;
}
_methodOverrides = overrides;

1
AsyncDisplayKit/Private/ASDisplayNodeInternal.h
View File

@ -19,6 +19,7 @@
#import "ASThread.h"
#import "ASLayout.h"
BOOL ASDisplayNodeSubclassOverridesSelector(Class subclass, SEL selector);
void ASDisplayNodePerformBlockOnMainThread(void (^block)());
typedef NS_OPTIONS(NSUInteger, ASDisplayNodeMethodOverrides) {