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Introducing RCTRootShadowView.baseDirection property

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Reviewed By: dshahidehpour

Differential Revision: D4555904

fbshipit-source-id: 8f0a2a9a38af42334188bc1cc5e0f6dded8592ae
This commit is contained in:
Valentin Shergin 2017-02-14 15:23:40 -08:00 committed by Facebook Github Bot
parent a86559ffb5
commit 5263699f90
2 changed files with 10 additions and 2 deletions
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8
React/Views/RCTRootShadowView.h
View File

@ -8,6 +8,7 @@
*/
#import <React/RCTShadowView.h>
#import <yoga/YGEnums.h>
@interface RCTRootShadowView : RCTShadowView
@ -17,6 +18,13 @@
*/
@property (nonatomic, assign) RCTRootViewSizeFlexibility sizeFlexibility;
/**
* Layout direction (LTR or RTL) inherited from native environment and
* is using as a base direction value in layout engine.
* Defaults to value inferred from current locale.
*/
@property (nonatomic, assign) YGDirection baseDirection;
/**
* Calculate all views whose frame needs updating after layout has been calculated.
* Returns a set contains the shadowviews that need updating.

4
React/Views/RCTRootShadowView.m
View File

@ -21,7 +21,7 @@
{
self = [super init];
if (self) {
self.direction = [[RCTI18nUtil sharedInstance] isRTL] ? YGDirectionRTL : YGDirectionLTR;
_baseDirection = [[RCTI18nUtil sharedInstance] isRTL] ? YGDirectionRTL : YGDirectionLTR;
}
return self;
}
@ -48,7 +48,7 @@
{
[self applySizeConstraints];
YGNodeCalculateLayout(self.cssNode, YGUndefined, YGUndefined, YGDirectionInherit);
YGNodeCalculateLayout(self.cssNode, YGUndefined, YGUndefined, _baseDirection);
NSMutableSet<RCTShadowView *> *viewsWithNewFrame = [NSMutableSet set];
[self applyLayoutNode:self.cssNode viewsWithNewFrame:viewsWithNewFrame absolutePosition:CGPointZero];