react-native/React/Views/RCTRootShadowView.m

45 lines
1.3 KiB
Objective-C

/**
* Copyright (c) 2015-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*/
#import "RCTRootShadowView.h"
@implementation RCTRootShadowView
- (void)applySizeConstraints
{
switch (_sizeFlexibility) {
case RCTRootViewSizeFlexibilityNone:
break;
case RCTRootViewSizeFlexibilityWidth:
self.cssNode->style.dimensions[CSS_WIDTH] = CSS_UNDEFINED;
break;
case RCTRootViewSizeFlexibilityHeight:
self.cssNode->style.dimensions[CSS_HEIGHT] = CSS_UNDEFINED;
break;
case RCTRootViewSizeFlexibilityWidthAndHeight:
self.cssNode->style.dimensions[CSS_WIDTH] = CSS_UNDEFINED;
self.cssNode->style.dimensions[CSS_HEIGHT] = CSS_UNDEFINED;
break;
}
}
- (NSSet<RCTShadowView *> *)collectViewsWithUpdatedFrames
{
[self applySizeConstraints];
[self fillCSSNode:self.cssNode];
layoutNode(self.cssNode, CSS_UNDEFINED, CSS_UNDEFINED, CSS_DIRECTION_INHERIT);
NSMutableSet<RCTShadowView *> *viewsWithNewFrame = [NSMutableSet set];
[self applyLayoutNode:self.cssNode viewsWithNewFrame:viewsWithNewFrame absolutePosition:CGPointZero];
return viewsWithNewFrame;
}
@end