ThePain/Swiftgram
1
0
Fork 0
mirror of https://github.com/Swiftgram/Telegram-iOS.git synced 2025-09-04 03:40:45 +00:00
Code Issues Packages Projects Releases Wiki Activity

Merge pull request #608 from nguyenhuy/preferredFrameSize_bugs

Browse Source 
Fix small bugs related to preferredFrameSize
This commit is contained in:
appleguy 2015-08-15 22:00:54 -07:00
commit 33912dfc49
2 changed files with 13 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
AsyncDisplayKit/ASDisplayNode.mm
View File

@ -150,8 +150,8 @@ void ASDisplayNodeRespectThreadAffinityOfNode(ASDisplayNode *node, void (^block)
if (ASDisplayNodeSubclassOverridesSelector([self class], @selector(touchesEnded:withEvent:))) {
overrides |= ASDisplayNodeMethodOverrideTouchesEnded;
}
if (ASDisplayNodeSubclassOverridesSelector([self class], @selector(calculateSizeThatFits:))) {
overrides |= ASDisplayNodeMethodOverrideCalculateSizeThatFits;
if (ASDisplayNodeSubclassOverridesSelector([self class], @selector(layoutSpecThatFits:))) {
overrides |= ASDisplayNodeMethodOverrideLayoutSpecThatFits;
}
_methodOverrides = overrides;
@ -1332,10 +1332,7 @@ static NSInteger incrementIfFound(NSInteger i) {
- (ASLayout *)calculateLayoutThatFits:(ASSizeRange)constrainedSize
{
ASDisplayNodeAssertThreadAffinity(self);
if (_methodOverrides & ASDisplayNodeMethodOverrideCalculateSizeThatFits) {
CGSize size = [self calculateSizeThatFits:constrainedSize.max];
return [ASLayout newWithLayoutableObject:self size:ASSizeRangeClamp(constrainedSize, size)];
} else {
if (_methodOverrides & ASDisplayNodeMethodOverrideLayoutSpecThatFits) {
id<ASLayoutable> layoutSpec = [self layoutSpecThatFits:constrainedSize];
ASLayout *layout = [layoutSpec measureWithSizeRange:constrainedSize];
// Make sure layoutableObject of the root layout is `self`, so that the flattened layout will be structurally correct.
@ -1346,6 +1343,11 @@ static NSInteger incrementIfFound(NSInteger i) {
return [layout flattenedLayoutUsingPredicateBlock:^BOOL(ASLayout *evaluatedLayout) {
return [_subnodes containsObject:evaluatedLayout.layoutableObject];
}];
} else {
// If neither -layoutSpecThatFits: nor -calculateSizeThatFits: is overridden by subclassses, preferredFrameSize should be used,
// assume that the default implementation of -calculateSizeThatFits: returns it.
CGSize size = [self calculateSizeThatFits:constrainedSize.max];
return [ASLayout newWithLayoutableObject:self size:ASSizeRangeClamp(constrainedSize, size)];
}
}
@ -1382,7 +1384,10 @@ static NSInteger incrementIfFound(NSInteger i) {
- (void)setPreferredFrameSize:(CGSize)preferredFrameSize
{
ASDN::MutexLocker l(_propertyLock);
_preferredFrameSize = preferredFrameSize;
if (! CGSizeEqualToSize(_preferredFrameSize, preferredFrameSize)) {
_preferredFrameSize = preferredFrameSize;
[self invalidateCalculatedLayout];
}
}
- (CGSize)preferredFrameSize

2
AsyncDisplayKit/Private/ASDisplayNodeInternal.h
View File

@ -28,7 +28,7 @@ typedef NS_OPTIONS(NSUInteger, ASDisplayNodeMethodOverrides) {
ASDisplayNodeMethodOverrideTouchesCancelled = 1 << 1,
ASDisplayNodeMethodOverrideTouchesEnded = 1 << 2,
ASDisplayNodeMethodOverrideTouchesMoved = 1 << 3,
ASDisplayNodeMethodOverrideCalculateSizeThatFits = 1 << 4
ASDisplayNodeMethodOverrideLayoutSpecThatFits = 1 << 4
};
@class _ASPendingState;