鸿蒙RN中使用react-native-safe-area-context

由于版本兼容问题,本文介绍使用第三方库

本文内容来自:zh-cn/react-native-safe-area-context.md · react-native-oh-library/usage-docs - Gitee.com

安装与使用

请到三方库的 Releases 发布地址查看配套的版本信息:@react-native-oh-tpl/react-native-safe-area-context Releases 。对于未发布到npm的旧版本,请参考安装指南安装tgz包。

进入到工程目录并输入以下命令:

npm
npm install @react-native-oh-tpl/react-native-safe-area-context
yarn
yarn add @react-native-oh-tpl/react-native-safe-area-context

下面的代码展示了这个库的基本使用场景:

[!WARNING] 使用时 import 的库名不变。

import React from "react";
import { Text, View } from "react-native";
import {
  SafeAreaProvider,
  SafeAreaView,
  initialWindowMetrics,
} from "react-native-safe-area-context";

const App = () => {
  return (
    <SafeAreaProvider initialMetrics={initialWindowMetrics}>
      <SafeAreaView style={{ flex: 1, backgroundColor: "red" }}>
        <View style={{ flex: 1 }}>
          <Text>hello</Text>
        </View>
      </SafeAreaView>
    </SafeAreaProvider>
  );
};

export default App;

Link

目前 HarmonyOS 暂不支持 AutoLink,所以 Link 步骤需要手动配置。

首先需要使用 DevEco Studio 打开项目里的 HarmonyOS 工程 harmony

1.在工程根目录的 oh-package.json5 添加 overrides 字段

{
  ...
  "overrides": {
    "@rnoh/react-native-openharmony" : "./react_native_openharmony"
  }
}

2.引入原生端代码

目前有两种方法:

  1. 通过 har 包引入(在 IDE 完善相关功能后该方法会被遗弃,目前首选此方法);
  2. 直接链接源码。

方法一:通过 har 包引入

[!TIP] har 包位于三方库安装路径的 harmony 文件夹下。

打开 entry/oh-package.json5,添加以下依赖

"dependencies": {
    "@rnoh/react-native-openharmony": "file:../react_native_openharmony",

    "@react-native-oh-tpl/react-native-safe-area-context": "file:../../node_modules/@react-native-oh-tpl/react-native-safe-area-context/harmony/safe_area.har"
  }

点击右上角的 sync 按钮

或者在终端执行:

cd entry
ohpm install

方法二:直接链接源码

[!TIP] 如需使用直接链接源码,请参考直接链接源码说明

3.配置 CMakeLists 和引入 SafeAreaViewPackage

打开 entry/src/main/cpp/CMakeLists.txt,添加:

```diff
project(rnapp)
cmake_minimum_required(VERSION 3.4.1)
set(CMAKE_SKIP_BUILD_RPATH TRUE)
set(RNOH_APP_DIR "${CMAKE_CURRENT_SOURCE_DIR}")
set(NODE_MODULES "${CMAKE_CURRENT_SOURCE_DIR}/../../../../../node_modules")
+ set(OH_MODULES "${CMAKE_CURRENT_SOURCE_DIR}/../../../oh_modules")
set(RNOH_CPP_DIR "${CMAKE_CURRENT_SOURCE_DIR}/../../../../../../react-native-harmony/harmony/cpp")
set(LOG_VERBOSITY_LEVEL 1)
set(CMAKE_ASM_FLAGS "-Wno-error=unused-command-line-argument -Qunused-arguments")
set(CMAKE_CXX_FLAGS "-fstack-protector-strong -Wl,-z,relro,-z,now,-z,noexecstack -s -fPIE -pie")
set(WITH_HITRACE_SYSTRACE 1) # for other CMakeLists.txt files to use
add_compile_definitions(WITH_HITRACE_SYSTRACE)

add_subdirectory("${RNOH_CPP_DIR}" ./rn)

# RNOH_BEGIN: manual_package_linking_1
add_subdirectory("../../../../sample_package/src/main/cpp" ./sample-package)
+ add_subdirectory("${OH_MODULES}/@react-native-oh-tpl/react-native-safe-area-context/src/main/cpp" ./safe-area)
# RNOH_END: manual_package_linking_1

file(GLOB GENERATED_CPP_FILES "./generated/*.cpp")

add_library(rnoh_app SHARED
    ${GENERATED_CPP_FILES}
    "./PackageProvider.cpp"
    "${RNOH_CPP_DIR}/RNOHAppNapiBridge.cpp"
)
target_link_libraries(rnoh_app PUBLIC rnoh)

# RNOH_BEGIN: manual_package_linking_2
target_link_libraries(rnoh_app PUBLIC rnoh_sample_package)
+ target_link_libraries(rnoh_app PUBLIC rnoh_safe_area)
# RNOH_END: manual_package_linking_2

打开 entry/src/main/cpp/PackageProvider.cpp,添加:

#include "RNOH/PackageProvider.h"
#include "generated/RNOHGeneratedPackage.h"
#include "SamplePackage.h"
+ #include "SafeAreaViewPackage.h"

using namespace rnoh;

std::vector<std::shared_ptr<Package>> PackageProvider::getPackages(Package::Context ctx) {
    return {
        std::make_shared<RNOHGeneratedPackage>(ctx),
        std::make_shared<SamplePackage>(ctx),
+       std::make_shared<SafeAreaViewPackage>(ctx),
    };
}

4.在 ArkTs 侧引入 SafeAreaViewPackage

打开 entry/src/main/ets/RNPackagesFactory.ts,添加:

...

+ import {SafeAreaViewPackage} from '@react-native-oh-tpl/react-native-safe-area-context/ts';

export function createRNPackages(ctx: RNPackageContext): RNPackage[] {
  return [
    new SamplePackage(ctx),
+   new SafeAreaViewPackage(ctx)
  ];
}

5.运行

点击右上角的 sync 按钮

或者在终端执行:

cd entry
ohpm install

然后编译、运行即可。

兼容性

要使用此库,需要使用正确的 React-Native 和 RNOH 版本。另外,还需要使用配套的 DevEco Studio 和 手机 ROM。

请到三方库相应的 Releases 发布地址查看 Release 配套的版本信息:@react-native-oh-tpl/react-native-safe-area-context Releases

属性

[!TIP] "Platform"列表示该属性在原三方库上支持的平台。

[!TIP] "HarmonyOS Support"列为 yes 表示 HarmonyOS 平台支持该属性;no 则表示不支持;partially 表示部分支持。使用方法跨平台一致,效果对标 iOS 或 Android 的效果。

组件 SafeAreaProvider

You should add SafeAreaProvider in your app root component. You may need to add it in other places like the root of modals and routes when using react-native-screens.

Note that providers should not be inside a View that is animated with Animated or inside a ScrollView since it can cause very frequent updates.

{ "name": "AwesomeProject", "version": "0.0.1", "private": true, "scripts": { "android": "react-native run-android", "ios": "react-native run-ios", "start": "react-native start", "test": "jest", "lint": "eslint .", "postinstall": "patch-package", "generate:icons": "node generateIconMap.js" }, "dependencies": { "@ant-design/icons-react-native": "^2.3.2", "@ant-design/react-native": "^5.1.0", "@react-native-async-storage/async-storage": "^1.19.0", "@react-native-community/cameraroll": "^4.0.0", "@react-native-community/masked-view": "0.1.11", "@react-native-community/segmented-control": "^2.1.1", "@react-native-community/slider": "^3.0.3", "@react-native-community/viewpager": "^4.1.6", "@react-native-picker/picker": "^1.16.8", "@react-navigation/native": "^6.1.7", "@react-navigation/native-stack": "^6.9.12", "@rneui/base": "^4.0.0-rc.8", "@rneui/themed": "^4.0.0-rc.8", "d3-shape": "^1.3.7", "minio": "^7.0.15", "react": "17.0.2", "react-native": "0.68.0", "react-native-background-timer": "^2.4.1", "react-native-device-info": "^8.1.3", "react-native-elements": "^1.2.7", "react-native-exception-handler": "^2.10.10", "react-native-fs": "^2.18.0", "react-native-gesture-handler": "2.14.0", "react-native-get-location": "^2.1.0", "react-native-get-random-values": "^1.4.0", "react-native-image-picker": "^3.8.1", "react-native-image-zoom-viewer": "^3.0.1", "react-native-linear-gradient": "^2.8.3", "react-native-modal-dropdown": "^1.0.2", "react-native-permissions": "3.8.0", "react-native-reanimated": "2.14.4", "react-native-safe-area-context": "3.3.2", "react-native-screens": "3.15.0", "react-native-signature-capture": "^0.4.12", "react-native-sound": "^0.11.1", "react-native-sqlite-storage": "^4.1.0", "react-native-svg-charts": "5.4.0", "react-native-table-component": "^1.2.2", "react-native-vector-icons": "^9.2.0", "react-native-webview": "^11.26.0", "react-redux": "^7.2.0", "redux": "^4.0.5", "redux-thunk": "^2.3.0" }, "devDependencies": { "@babel/core": "^7.12.9", "@babel/runtime": "^7.12.5", "@react-native-community/cli-doctor": "^10.0.0", "@react-native-community/eslint-config": "^2.0.0", "@react-navigation/native": "^6.1.7", "@react-navigation/native-stack": "^6.9.12", "babel-jest": "^26.6.3", "babel-plugin-import": "^1.13.8", "eslint": "^7.32.0", "jest": "^26.6.3", "metro-react-native-babel-preset": "^0.68.0", "patch-package": "^6.4.7", "react-native-version-check": "^3.5.0", "react-test-renderer": "17.0.2" }, "jest": { "preset": "react-native" } } 这是我的json文件按照你说的降级 降级 @ant-design/react-native 到5.0.1是否有其他报错?
08-01
<think>好的,用户现在遇到了依赖冲突的问题,他们按照之前的建议尝试降级@ant-design/react-native到5.0.1,但不确定是否会有其他报错。我需要仔细分析他们的package.json文件,看看是否有其他潜在的问题。 首先,用户当前的依赖中,@ant-design/react-native的版本是5.1.0,而他们想降级到5.0.1。根据之前的建议,降级可以解决对react-native-reanimated和react-native-gesture-handler的版本要求。但用户现在想知道降级后是否会有其他问题。 我需要检查他们的package.json中的其他依赖项是否与@ant-design/react-native@5.0.1兼容。例如,5.0.1可能依赖的react-native-reanimated版本是否与当前安装的2.14.4兼容。另外,还要看是否有其他库可能因为版本变化而冲突。 用户的react-native版本是0.68.0,这是一个比较旧的版本,很多现代库可能需要更高版本。但根据之前的建议,降级到5.0.1应该可以适配。不过,我需要确认是否存在其他peerDependencies的警告或错误。 另外,用户的依赖中还有@ant-design/icons-react-native@2.3.2,这个版本是否与@ant-design/react-native@5.0.1兼容?需要确认是否有版本对应关系。 还有,用户使用react-native-reanimated@2.14.4,而@ant-design/react-native@5.0.1可能期望的是react-native-reanimated@1.x,但社区可能已经验证过在5.0.1中可以使用2.x。需要指出这一点。 此外,用户是否在安装过程中使用--legacy-peer-deps?这可能导致某些功能异常,比如手势或动画。需要提醒用户检查相关组件是否正常工作。 最后,用户是否需要清理缓存、重新安装依赖,或者进行原生模块的配置?比如手势库可能需要在Android中配置RNGestureHandlerPackage,或者iOS中的pod安装。 总结下来,我需要告诉用户降级到5.0.1后可能的问题点,包括其他依赖的兼容性、原生模块配置、以及功能验证。同时,提供解决方案和步骤,确保他们能够顺利解决问题。</think>### ✅ **降级 `@ant-design/react-native` 到 `5.0.1` 的兼容性分析** 根据你的 `package.json`,当前依赖版本如下: - `react-native`: `0.68.0` - `react-native-reanimated`: `2.14.4` - `react-native-gesture-handler`: `2.14.0` - `@ant-design/react-native`: `5.1.0`(即将降级到 `5.0.1`) --- ### 🔍 **降级后潜在问题分析** #### 1. **`@ant-design/react-native@5.0.1` 的依赖要求** - **官方依赖**: ```json "peerDependencies": { "react-native": ">=0.57.0", "react-native-gesture-handler": ">=1.10.3", "react-native-reanimated": ">=1.13.0" } ``` - **兼容性验证**: - ✅ `react-native@0.68.0`:完全兼容。 - ✅ `react-native-gesture-handler@2.14.0`:兼容(官方要求 `>=1.10.3`)。 - ⚠️ `react-native-reanimated@2.14.4`:**非官方支持**(官方要求 `>=1.13.0`,但社区验证 `2.x` 可用)。 #### 2. **其他潜在冲突** - **`@ant-design/icons-react-native@2.3.2`**: - 与 `@ant-design/react-native@5.0.1` 兼容(无版本绑定限制)。 - **`react-native-reanimated@2.14.4`**: - `@ant-design/react-native@5.0.1` 未明确声明支持 `reanimated@2.x`,但社区反馈可兼容。 - **风险**:部分动画组件(如 `Tabs`、`Drawer`)可能异常。 --- ### 🧪 **降级步骤与验证** #### **1. 执行降级** ```bash npm install @ant-design/react-native@5.0.1 ``` #### **2. 清理缓存并重新安装** ```bash # 清理缓存 npm cache clean --force rm -rf node_modules package-lock.json # 重新安装依赖 npm install ``` #### **3. 原生模块配置** - **Android**:确保 `MainActivity.java` 已配置 `RNGestureHandlerPackage`: ```java import com.swmansion.gesturehandler.react.RNGestureHandlerPackage; @Override protected List<ReactPackage> getPackages() { return Arrays.<ReactPackage>asList( new MainReactPackage(), new RNGestureHandlerPackage() ); } ``` - **iOS**:重新运行 `pod install`: ```bash cd ios && pod install --repo-update ``` --- ### 🚨 **可能遇到的报错及解决方案** #### **1. `react-native-reanimated@2.x` 兼容性问题** - **现象**:动画组件(如 `Swipeable`、`Drawer`)无响应或崩溃。 - **解决方案**: - **降级 `react-native-reanimated` 到 `1.13.3`**: ```bash npm install react-native-reanimated@1.13.3 ``` - **修改 `package.json` 强制版本**: ```json "dependencies": { "react-native-reanimated": "1.13.3" } ``` #### **2. `@ant-design/react-native@5.0.1` 与 `@ant-design/icons-react-native@2.3.2` 冲突** - **现象**:图标组件无法渲染。 - **解决方案**: - **升级图标库到 `3.x`**(支持现代 Ant Design): ```bash npm install @ant-design/icons-react-native@3.0.0 ``` #### **3. 手势库原生配置缺失** - **现象**:手势操作(如滑动、拖拽)失效。 - **解决方案**: - **Android**:确认 `RNGestureHandlerPackage` 已注册。 - **iOS**:确认 `pod install` 成功执行。 --- ### ✅ **功能验证建议** 1. **手势组件**:测试 `Drawer`、`Swipeable` 是否正常。 2. **动画组件**:验证 `Tabs`、`Modal` 的动画效果。 3. **图标组件**:检查 `@ant-design/icons-react-native` 图标是否显示。 --- ### 📌 **总结** - **降级可行性**:`@ant-design/react-native@5.0.1` 在 RN 0.68 中可运行,但需注意: - ✅ `react-native-gesture-handler@2.14.0` 兼容。 - ⚠️ `react-native-reanimated@2.14.4` 非官方支持,建议降级到 `1.13.3`。 - **推荐操作**: ```bash npm install @ant-design/react-native@5.0.1 react-native-reanimated@1.13.3 ``` --- ### 📅 **长期建议** - **升级 React Native**:建议升级到 `0.72+` 以兼容现代库(如 `reanimated@3.x`)。 - **使用 `--legacy-peer-deps` 风险**:仅用于临时测试,生产环境需解决依赖冲突。 ---
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