mirror of
https://github.com/facebook/react-native.git
synced 2025-11-01 09:14:26 +00:00
Cao Doan
fedceecc37
Summary: Pull Request resolved: https://github.com/facebook/react-native/pull/52212 Correcting some C++ imports that show up when build with Xcode 26: - Missing `<string>` imports. - `<tgmath.h>` is a deprecated C++ header file, which in this case can be substituted with `<cmath>`. ## Changelog: [Internal] [iOS][Fixed] - Fix deprecated C++ imports Reviewed By: zhenma Differential Revision: D77192276 fbshipit-source-id: 30c836947cb3eb54f6e7ac42b87fd2493334a4f4
73 lines
2.2 KiB
Plaintext
73 lines
2.2 KiB
Plaintext
/*
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#import <React/RCTLog.h>
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#import <React/RCTUIManager.h>
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#import <React/RCTViewManager.h>
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#import <string>
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static UIColor *UIColorFromHexString(const std::string hexString)
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{
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unsigned rgbValue = 0;
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NSString *colorString = [NSString stringWithCString:hexString.c_str() encoding:[NSString defaultCStringEncoding]];
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NSScanner *scanner = [NSScanner scannerWithString:colorString];
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[scanner setScanLocation:1]; // bypass '#' character
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[scanner scanHexInt:&rgbValue];
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return [UIColor colorWithRed:((rgbValue & 0xFF0000) >> 16) / 255.0
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green:((rgbValue & 0xFF00) >> 8) / 255.0
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blue:(rgbValue & 0xFF) / 255.0
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alpha:1.0];
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}
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@interface RCTSampleNativeComponentViewManager : RCTViewManager
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@end
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@implementation RCTSampleNativeComponentViewManager
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RCT_EXPORT_MODULE(SampleNativeComponent)
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RCT_REMAP_VIEW_PROPERTY(color, backgroundColor, UIColor)
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RCT_REMAP_VIEW_PROPERTY(opacity, alpha, CGFloat)
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RCT_EXPORT_VIEW_PROPERTY(onColorChanged, RCTBubblingEventBlock)
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RCT_CUSTOM_VIEW_PROPERTY(cornerRadius, CGFloat, UIView)
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{
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view.clipsToBounds = true;
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NSNumber *cornerRadius = (NSNumber *)json;
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view.layer.cornerRadius = [cornerRadius floatValue];
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}
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RCT_EXPORT_METHOD(changeBackgroundColor : (nonnull NSNumber *)reactTag color : (NSString *)color)
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{
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[self.bridge.uiManager addUIBlock:^(RCTUIManager *uiManager, NSDictionary<NSNumber *, UIView *> *viewRegistry) {
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if (UIView *view = [RCTSampleNativeComponentViewManager getViewByTag:viewRegistry reactTag:reactTag]) {
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view.backgroundColor = UIColorFromHexString(std::string(color.UTF8String));
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}
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}];
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}
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+ (UIView *)getViewByTag:(NSDictionary<NSNumber *, UIView *> *)viewRegistry reactTag:(nonnull NSNumber *)reactTag
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{
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UIView *view = viewRegistry[reactTag];
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if (view == nil) {
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RCTLogError(@"Cannot find view with tag #%@", reactTag);
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}
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return view;
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}
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- (UIView *)view
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{
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UIView *view = [UIView new];
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view.backgroundColor = UIColor.redColor;
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return view;
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}
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@end
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