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c0e9936d8e
Summary: RCTWrapper is a library that allows turn any UIView/UIViewController-based widget into React Native component which will respect layout constrains of native (wrapped) view. So, you don't need to explicitly specify width and hight in styling. Take a look at examples to see how to use RCTWrapper. Reviewed By: mmmulani Differential Revision: D5868763 fbshipit-source-id: 0a503b42be166d547ca6cbf0829eea9c75a8e364
56 lines
1.4 KiB
Objective-C
56 lines
1.4 KiB
Objective-C
// Copyright 2004-present Facebook. All Rights Reserved.
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#import "RCTWrapperExampleView.h"
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#import <RCTWrapper/RCTWrapper.h>
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@implementation RCTWrapperExampleView {
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NSTimer *_timer;
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CGSize _intrinsicContentSize;
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}
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- (instancetype)initWithFrame:(CGRect)frame
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{
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if (self = [super initWithFrame:frame]) {
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self.backgroundColor = [UIColor whiteColor];
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_intrinsicContentSize = CGSizeMake(64, 64);
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_timer = [NSTimer scheduledTimerWithTimeInterval:1.0
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target:self
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selector:@selector(tick)
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userInfo:nil
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repeats:YES];
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UITapGestureRecognizer *gestureRecognizer =
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[[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(tick)];
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[self addGestureRecognizer:gestureRecognizer];
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}
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return self;
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}
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- (void)tick
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{
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_intrinsicContentSize.width = 32 + arc4random() % 128;
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_intrinsicContentSize.height = 32 + arc4random() % 128;
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[self invalidateIntrinsicContentSize];
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[self.superview setNeedsLayout];
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}
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- (CGSize)intrinsicContentSize
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{
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return _intrinsicContentSize;
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}
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- (CGSize)sizeThatFits:(CGSize)size
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{
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return CGSizeMake(
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MIN(size.width, _intrinsicContentSize.width),
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MIN(size.height, _intrinsicContentSize.height)
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);
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}
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@end
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RCT_WRAPPER_FOR_VIEW(RCTWrapperExampleView)
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