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<title>OpenHarmony 文档</title>
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.footer {
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.footer p {
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.footer a:hover {
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</style>
</head>
<body>
<div class="header">
<div class="header-left">
<div class="logo">OpenHarmony <span>| 官方文档</span></div>
<select class="version-select">
<option>API 12 (5.0)</option>
<option>API 11 (4.1)</option>
<option>API 10 (4.0)</option>
<option>API 9 (3.2)</option>
<option>API 8 (3.1)</option>
</select>
</div>
<div class="search-bar">
<span class="search-icon">🔍</span>
<input type="text" placeholder="搜索文档、API、示例代码..." />
</div>
<div class="header-right">
<a href="#">GitHub</a>
<a href="#">Gitee</a>
<a href="#">社区</a>
<a href="#">贡献指南</a>
</div>
</div>
<div class="breadcrumb">
<a href="#">首页</a> > <a href="#">文档中心</a> >
<span>文档首页</span>
</div>
<div class="layout">
<div class="sidebar">
<div class="sidebar-section">
<div class="sidebar-section-title">🚀 快速入门</div>
<a href="#" class="sidebar-link active">概述</a>
<a href="#" class="sidebar-link">环境准备</a>
<a href="#" class="sidebar-link">创建第一个项目</a>
<a href="#" class="sidebar-link">Hello World</a>
<div class="sidebar-sub">
<a href="#" class="sidebar-link">C/C++应用</a>
<a href="#" class="sidebar-link">JS/TS应用</a>
<a href="#" class="sidebar-link">eTS应用</a>
</div>
</div>
<div class="sidebar-section">
<div class="sidebar-section-title">💻 应用开发</div>
<a href="#" class="sidebar-link">UI开发</a>
<a href="#" class="sidebar-link">网络管理</a>
<a href="#" class="sidebar-link">数据管理</a>
<a href="#" class="sidebar-link">多媒体</a>
<div class="sidebar-sub">
<a href="#" class="sidebar-link">图像</a>
<a href="#" class="sidebar-link">音视频</a>
<a href="#" class="sidebar-link">相机</a>
</div>
<a href="#" class="sidebar-link">分布式能力</a>
<a href="#" class="sidebar-link">安全管理</a>
<a href="#" class="sidebar-link">设备管理</a>
<a href="#" class="sidebar-link">窗口管理</a>
</div>
<div class="sidebar-section">
<div class="sidebar-section-title">📖 API参考</div>
<a href="#" class="sidebar-link">API概览</a>
<a href="#" class="sidebar-link">@ohos.application</a>
<a href="#" class="sidebar-link">@ohos.net.http</a>
<a href="#" class="sidebar-link">@ohos.data.relationalStore</a>
<a href="#" class="sidebar-link">@ohos.multimedia.image</a>
<a href="#" class="sidebar-link">@ohos.multimedia.media</a>
<a href="#" class="sidebar-link">@ohos.distributedDeviceManager</a>
</div>
<div class="sidebar-section">
<div class="sidebar-section-title">⚙ 子系统开发</div>
<a href="#" class="sidebar-link">内核子系统</a>
<a href="#" class="sidebar-link">驱动子系统</a>
<a href="#" class="sidebar-link">图形子系统</a>
<a href="#" class="sidebar-link">窗口子系统</a>
<a href="#" class="sidebar-link">多媒体子系统</a>
<a href="#" class="sidebar-link">通信子系统</a>
</div>
<div class="sidebar-section">
<div class="sidebar-section-title">🔧 工具链</div>
<a href="#" class="sidebar-link">DevEco Studio</a>
<a href="#" class="sidebar-link">hb构建工具</a>
<a href="#" class="sidebar-link"> hdc调试工具</a>
<a href="#" class="sidebar-link">hpm包管理器</a>
</div>
<div class="sidebar-section">
<div class="sidebar-section-title">📚 示例代码</div>
<a href="#" class="sidebar-link">Samples</a>
<a href="#" class="sidebar-link">Codelabs</a>
<a href="#" class="sidebar-link">最佳实践</a>
</div>
<div class="sidebar-section">
<div class="sidebar-section-title">❓ FAQ</div>
<a href="#" class="sidebar-link">常见问题</a>
<a href="#" class="sidebar-link">错误码参考</a>
<a href="#" class="sidebar-link">版本兼容性</a>
</div>
</div>
<div class="content">
<div class="hero-section">
<h1>OpenHarmony 开发文档</h1>
<p>
OpenHarmony
是一款面向全场景的分布式操作系统,为不同设备提供统一的开发框架和API。从手机、平板到手表、耳机、汽车,一套代码适配多种设备。
</p>
<div class="hero-buttons">
<a href="#" class="btn-primary">快速开始</a>
<a href="#" class="btn-secondary">查看API参考</a>
<a href="#" class="btn-secondary">下载SDK</a>
</div>
</div>
<div class="info-banner">
<h3>最新公告</h3>
<p>
OpenHarmony 5.0 (API 12) 已正式发布,新增 ArkUI
声明式开发范式增强、分布式数据同步优化、多设备协同能力升级。详见
<a href="#">版本说明</a>。
</p>
</div>
<div class="stats-row">
<div class="stat-card">
<div class="stat-num">12000+</div>
<div class="stat-label">API接口</div>
</div>
<div class="stat-card">
<div class="stat-num">85+</div>
<div class="stat-label">子系统模块</div>
</div>
<div class="stat-card">
<div class="stat-num">200+</div>
<div class="stat-label">示例代码</div>
</div>
<div class="stat-card">
<div class="stat-num">12</div>
<div class="stat-label">API版本</div>
</div>
</div>
<div class="section">
<div class="section-header">
<h2>快速开始</h2>
<a href="#">查看全部教程 ></a>
</div>
<div class="quick-start-grid">
<div class="qs-card">
<div class="qs-icon qs-icon-blue">💻</div>
<h3>安装DevEco Studio</h3>
<p>下载并安装OpenHarmony集成开发环境,配置SDK和开发工具链</p>
</div>
<div class="qs-card">
<div class="qs-icon qs-icon-green">💾</div>
<h3>创建工程</h3>
<p>使用模板创建您的第一个OpenHarmony应用项目,了解项目结构</p>
</div>
<div class="qs-card">
<div class="qs-icon qs-icon-purple">🚀</div>
<h3>构建运行</h3>
<p>编译构建应用并在模拟器或真机上运行调试,体验开发全流程</p>
</div>
</div>
</div>
<div class="section">
<div class="section-header">
<h2>开发指南</h2>
<a href="#">查看全部指南 ></a>
</div>
<div class="doc-cards">
<div class="doc-card">
<span class="dc-tag tag-guide">指南</span>
<h3>ArkUI应用开发入门</h3>
<p>学习使用ArkTS声明式开发范式构建用户界面,掌握组件化开发方法</p>
<div class="dc-meta">更新于 2026-04-20 | 阅读量 12.5万</div>
</div>
<div class="doc-card">
<span class="dc-tag tag-guide">指南</span>
<h3>分布式数据管理</h3>
<p>了解分布式数据库、分布式数据同步和多设备数据一致性方案</p>
<div class="dc-meta">更新于 2026-04-18 | 阅读量 8.3万</div>
</div>
<div class="doc-card">
<span class="dc-tag tag-guide">指南</span>
<h3>网络请求与连接管理</h3>
<p>掌握HTTP请求、WebSocket连接、网络状态监听等网络编程能力</p>
<div class="dc-meta">更新于 2026-04-15 | 阅读量 6.7万</div>
</div>
<div class="doc-card">
<span class="dc-tag tag-guide">指南</span>
<h3>多媒体应用开发</h3>
<p>使用音视频播放、录制、图像处理等多媒体API构建丰富的媒体应用</p>
<div class="dc-meta">更新于 2026-04-12 | 阅读量 5.2万</div>
</div>
<div class="doc-card">
<span class="dc-tag tag-tool">工具</span>
<h3>DevEco Studio使用指南</h3>
<p>IDE功能详解、快捷键、插件管理、远程模拟器和性能分析工具使用</p>
<div class="dc-meta">更新于 2026-04-10 | 阅读量 15.1万</div>
</div>
<div class="doc-card">
<span class="dc-tag tag-guide">指南</span>
<h3>应用签名与发布</h3>
<p>应用调试签名、发布证书申请、应用包格式和分发渠道配置</p>
<div class="dc-meta">更新于 2026-04-08 | 阅读量 4.8万</div>
</div>
</div>
</div>
<div class="section">
<div class="section-header">
<h2>API 模块</h2>
<a href="#">完整API索引 ></a>
</div>
<div class="api-modules">
<div class="api-module">
<div class="am-icon">📱</div>
<h4>@ohos.app</h4>
<p>应用生命周期管理</p>
</div>
<div class="api-module">
<div class="am-icon">🌐</div>
<h4>@ohos.net.http</h4>
<p>HTTP网络请求</p>
</div>
<div class="api-module">
<div class="am-icon">🗃</div>
<h4>@ohos.data</h4>
<p>关系型数据库</p>
</div>
<div class="api-module">
<div class="am-icon">📷</div>
<h4>@ohos.multimedia</h4>
<p>多媒体处理</p>
</div>
<div class="api-module">
<div class="am-icon">🔒</div>
<h4>@ohos.ability</h4>
<p>Ability框架</p>
</div>
<div class="api-module">
<div class="am-icon">🔐</div>
<h4>@ohos.security</h4>
<p>安全加密管理</p>
</div>
<div class="api-module">
<div class="am-icon">🖱</div>
<h4>@ohos.window</h4>
<p>窗口管理</p>
</div>
<div class="api-module">
<div class="am-icon">🔌</div>
<h4>@ohos.device</h4>
<p>设备信息管理</p>
</div>
</div>
</div>
<div class="section">
<div class="section-header">
<h2>教程列表</h2>
<a href="#">查看全部教程 ></a>
</div>
<div class="tutorial-list">
<div class="tutorial-item">
<div class="tutorial-num">1</div>
<div class="tutorial-info">
<h4>ArkTS基础语法入门</h4>
<p>学习ArkTS语言基础、变量声明、类型系统和控制流程</p>
</div>
<div class="tutorial-time">15分钟</div>
</div>
<div class="tutorial-item">
<div class="tutorial-num">2</div>
<div class="tutorial-info">
<h4>ArkUI声明式UI开发</h4>
<p>掌握组件化UI开发,了解常用组件、布局和状态管理</p>
</div>
<div class="tutorial-time">30分钟</div>
</div>
<div class="tutorial-item">
<div class="tutorial-num">3</div>
<div class="tutorial-info">
<h4>网络请求实战</h4>
<p>实现HTTP请求、数据解析和错误处理的完整网络功能</p>
</div>
<div class="tutorial-time">20分钟</div>
</div>
<div class="tutorial-item">
<div class="tutorial-num">4</div>
<div class="tutorial-info">
<h4>本地数据持久化</h4>
<p>使用关系型数据库和偏好设置实现数据存储方案</p>
</div>
<div class="tutorial-time">25分钟</div>
</div>
<div class="tutorial-item">
<div class="tutorial-num">5</div>
<div class="tutorial-info">
<h4>多设备分布式调试</h4>
<p>配置多设备协同开发环境,实现跨设备功能调试</p>
</div>
<div class="tutorial-time">35分钟</div>
</div>
<div class="tutorial-item">
<div class="tutorial-num">6</div>
<div class="tutorial-info">
<h4>性能优化最佳实践</h4>
<p>应用启动优化、内存管理、渲染性能分析和优化策略</p>
</div>
<div class="tutorial-time">40分钟</div>
</div>
</div>
</div>
<div class="section">
<div class="section-header">
<h2>示例与资源</h2>
<a href="#">浏览全部示例 ></a>
</div>
<div class="doc-cards">
<div class="doc-card">
<span class="dc-tag tag-sample">示例</span>
<h3>NoteArkTS应用</h3>
<p>使用ArkTS开发的记事本应用,展示基础UI组件和数据持久化</p>
<div class="dc-meta">ArkTS | 初级 | 下载量 3.2万</div>
</div>
<div class="doc-card">
<span class="dc-tag tag-sample">示例</span>
<h3>分布式购物车</h3>
<p>展示分布式数据同步和多设备协同交互的购物车示例</p>
<div class="dc-meta">ArkTS | 中级 | 下载量 1.8万</div>
</div>
<div class="doc-card">
<span class="dc-tag tag-faq">FAQ</span>
<h3>常见开发问题</h3>
<p>汇总开发过程中的高频问题和解决方案,快速排查开发障碍</p>
<div class="dc-meta">持续更新 | 问题数 256</div>
</div>
<div class="doc-card">
<span class="dc-tag tag-api">API</span>
<h3>错误码速查手册</h3>
<p>完整错误码列表,包含错误描述、原因分析和修复建议</p>
<div class="dc-meta">API 12 | 错误码 1800+</div>
</div>
</div>
</div>
</div>
</div>
<div class="footer">
<p>
<a href="#">OpenHarmony官网</a><a href="#">GitHub</a
><a href="#">Gitee</a><a href="#">开发者社区</a><a href="#">版本发布</a
><a href="#">贡献指南</a>
</p>
<p>
© 2026 OpenHarmony 项目 版权所有 | 基于 Apache License 2.0 许可证
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