| <!DOCTYPE html> |
| <html lang="zh-CN"> |
| <head> |
| <meta charset="utf-8"> |
| <meta name="viewport" content="width=device-width,initial-scale=1"> |
| <title>使用 Swift 扩展 Weex | WEEX</title> |
| <meta name="description" content="Weex"> |
| <link rel="icon" href="//gw.alicdn.com/tps/TB1XNqxPXXXXXcSXVXXXXXXXXXX-64-63.png"> |
| <script src="//g.alicdn.com/alilog/mlog/aplus_v2.js"></script> |
| <meta name="data-spm" dataSpmProtocol="i" content="a2c7j"> |
| <meta name="aplus-ajax" content="chksum"> |
| <meta name="aplus-waiting" content="MAN"> |
| <meta name="google-site-verification" content="FbH8DPHpxdDJlfkKLKXuXWOu69DI8ZRRP8O2Phg8UKw"> |
| <meta name="baidu-site-verification" content="WRr1iWvsYK"> |
| |
| <link rel="preload" href="/assets/css/styles.0ff943f0.css" as="style"><link rel="preload" href="/assets/js/app.0ff943f0.js" as="script"><link rel="preload" href="/assets/js/181.88495b4c.js" as="script"><link rel="prefetch" href="/assets/css/1.styles.aa72e838.css"><link rel="prefetch" href="/assets/css/10.styles.1fff5b86.css"><link rel="prefetch" href="/assets/css/11.styles.a03faa50.css"><link rel="prefetch" href="/assets/css/2.styles.fc5d9892.css"><link rel="prefetch" href="/assets/css/21.styles.9ebad2b1.css"><link rel="prefetch" href="/assets/css/3.styles.6b94323a.css"><link rel="prefetch" href="/assets/css/36.styles.6dbb9d8c.css"><link rel="prefetch" href="/assets/css/4.styles.706a5607.css"><link rel="prefetch" href="/assets/css/7.styles.469d3b64.css"><link rel="prefetch" href="/assets/css/8.styles.b36167bf.css"><link rel="prefetch" href="/assets/css/9.styles.5bed6ebe.css"><link rel="prefetch" href="/assets/js/10.1fff5b86.js"><link rel="prefetch" href="/assets/js/100.09076a87.js"><link rel="prefetch" href="/assets/js/101.71fa3538.js"><link rel="prefetch" href="/assets/js/102.8a9926d6.js"><link rel="prefetch" href="/assets/js/103.d6c3649e.js"><link rel="prefetch" href="/assets/js/104.adb2425b.js"><link rel="prefetch" href="/assets/js/105.a063ca34.js"><link rel="prefetch" href="/assets/js/106.620e227f.js"><link rel="prefetch" href="/assets/js/107.1c97d156.js"><link rel="prefetch" href="/assets/js/108.d1f236a9.js"><link rel="prefetch" href="/assets/js/109.10a909cc.js"><link rel="prefetch" href="/assets/js/11.a03faa50.js"><link rel="prefetch" href="/assets/js/110.6f9200c8.js"><link rel="prefetch" href="/assets/js/111.9c1831b3.js"><link rel="prefetch" href="/assets/js/112.e5c0d546.js"><link rel="prefetch" href="/assets/js/113.b1c17feb.js"><link rel="prefetch" href="/assets/js/114.c24b95ed.js"><link rel="prefetch" href="/assets/js/115.d7e38c3b.js"><link rel="prefetch" href="/assets/js/116.1aaa95ab.js"><link rel="prefetch" href="/assets/js/117.1a9e5539.js"><link rel="prefetch" href="/assets/js/118.8d915477.js"><link rel="prefetch" href="/assets/js/119.77f0a126.js"><link rel="prefetch" href="/assets/js/12.16a9b730.js"><link rel="prefetch" href="/assets/js/120.3cf0ba10.js"><link rel="prefetch" href="/assets/js/121.47fefbf1.js"><link rel="prefetch" href="/assets/js/122.3dd022e8.js"><link rel="prefetch" href="/assets/js/123.84abc63f.js"><link rel="prefetch" href="/assets/js/124.2568e233.js"><link rel="prefetch" href="/assets/js/125.5b665f24.js"><link rel="prefetch" href="/assets/js/126.25b58a0a.js"><link rel="prefetch" href="/assets/js/127.d62a58c6.js"><link rel="prefetch" href="/assets/js/128.e5774a02.js"><link rel="prefetch" href="/assets/js/129.9a813c06.js"><link rel="prefetch" href="/assets/js/13.f8bde866.js"><link rel="prefetch" href="/assets/js/130.edddc316.js"><link rel="prefetch" href="/assets/js/131.760aa65c.js"><link rel="prefetch" href="/assets/js/132.559d5ba7.js"><link rel="prefetch" href="/assets/js/133.cbdd35c7.js"><link rel="prefetch" href="/assets/js/134.c02d92e1.js"><link rel="prefetch" href="/assets/js/135.e6d5496a.js"><link rel="prefetch" href="/assets/js/136.8826af60.js"><link rel="prefetch" href="/assets/js/137.28b4573d.js"><link rel="prefetch" href="/assets/js/138.d370fc15.js"><link rel="prefetch" href="/assets/js/139.8d9150fc.js"><link rel="prefetch" href="/assets/js/14.a98602cc.js"><link rel="prefetch" href="/assets/js/140.f0a9b5e1.js"><link rel="prefetch" href="/assets/js/141.297fa6fe.js"><link rel="prefetch" href="/assets/js/142.82bbcbaa.js"><link rel="prefetch" href="/assets/js/143.2d1ed3b2.js"><link rel="prefetch" href="/assets/js/144.69a9bc6a.js"><link rel="prefetch" href="/assets/js/145.74d52c12.js"><link rel="prefetch" href="/assets/js/146.12ecdaf4.js"><link rel="prefetch" href="/assets/js/147.daad4b96.js"><link rel="prefetch" href="/assets/js/148.bb356182.js"><link rel="prefetch" href="/assets/js/149.56fdaace.js"><link rel="prefetch" href="/assets/js/15.ea6e5024.js"><link rel="prefetch" href="/assets/js/150.ee9c4994.js"><link rel="prefetch" href="/assets/js/151.2feae618.js"><link rel="prefetch" href="/assets/js/152.c7703521.js"><link rel="prefetch" href="/assets/js/153.3b555eab.js"><link rel="prefetch" href="/assets/js/154.c6329253.js"><link rel="prefetch" href="/assets/js/155.334c4ea4.js"><link rel="prefetch" href="/assets/js/156.1a29657f.js"><link rel="prefetch" href="/assets/js/157.ba8f07bc.js"><link rel="prefetch" href="/assets/js/158.a60a60ba.js"><link rel="prefetch" href="/assets/js/159.9ce96d49.js"><link rel="prefetch" href="/assets/js/16.14acc638.js"><link rel="prefetch" href="/assets/js/160.2a970224.js"><link rel="prefetch" href="/assets/js/161.a26e2b53.js"><link rel="prefetch" href="/assets/js/162.73535662.js"><link rel="prefetch" href="/assets/js/163.7518a0a5.js"><link rel="prefetch" href="/assets/js/164.17367778.js"><link rel="prefetch" href="/assets/js/165.46c8f055.js"><link rel="prefetch" href="/assets/js/166.1cc22037.js"><link rel="prefetch" href="/assets/js/167.3fbcb5c6.js"><link rel="prefetch" href="/assets/js/168.a3f80f1e.js"><link rel="prefetch" href="/assets/js/169.a6565c29.js"><link rel="prefetch" href="/assets/js/17.d6f2f3b8.js"><link rel="prefetch" href="/assets/js/170.566ddeda.js"><link rel="prefetch" href="/assets/js/171.4fd97bee.js"><link rel="prefetch" href="/assets/js/172.5295c6b9.js"><link rel="prefetch" href="/assets/js/173.ff25fd05.js"><link rel="prefetch" href="/assets/js/174.22ea6a1b.js"><link rel="prefetch" href="/assets/js/175.c6a04367.js"><link rel="prefetch" href="/assets/js/176.d3810924.js"><link rel="prefetch" href="/assets/js/177.facd2802.js"><link rel="prefetch" href="/assets/js/178.f4c6fbe9.js"><link rel="prefetch" href="/assets/js/179.1a3a2c12.js"><link rel="prefetch" href="/assets/js/18.83f6b39a.js"><link rel="prefetch" href="/assets/js/180.b54c8e90.js"><link rel="prefetch" href="/assets/js/182.8341d23c.js"><link rel="prefetch" href="/assets/js/183.332bcfe2.js"><link rel="prefetch" href="/assets/js/184.d8996a56.js"><link rel="prefetch" href="/assets/js/185.b8584f07.js"><link rel="prefetch" href="/assets/js/186.fa89e23f.js"><link rel="prefetch" href="/assets/js/187.90340eeb.js"><link rel="prefetch" href="/assets/js/188.efe631f8.js"><link rel="prefetch" href="/assets/js/189.72897b1a.js"><link rel="prefetch" href="/assets/js/19.94f071c0.js"><link rel="prefetch" href="/assets/js/190.1ec691ee.js"><link rel="prefetch" href="/assets/js/2.fc5d9892.js"><link rel="prefetch" href="/assets/js/20.13f7bbff.js"><link rel="prefetch" href="/assets/js/21.9ebad2b1.js"><link rel="prefetch" href="/assets/js/22.764b643d.js"><link rel="prefetch" href="/assets/js/23.f533737e.js"><link rel="prefetch" href="/assets/js/24.4eaa533c.js"><link rel="prefetch" href="/assets/js/25.e9877e57.js"><link rel="prefetch" href="/assets/js/26.8905d6a0.js"><link rel="prefetch" href="/assets/js/27.b199a955.js"><link rel="prefetch" href="/assets/js/28.524af0cf.js"><link rel="prefetch" href="/assets/js/29.b772949f.js"><link rel="prefetch" href="/assets/js/3.6b94323a.js"><link rel="prefetch" href="/assets/js/30.f5bcac64.js"><link rel="prefetch" href="/assets/js/31.c55e03aa.js"><link rel="prefetch" href="/assets/js/32.e575600a.js"><link rel="prefetch" href="/assets/js/33.3fff5656.js"><link rel="prefetch" href="/assets/js/34.82598567.js"><link rel="prefetch" href="/assets/js/35.8e1290ba.js"><link rel="prefetch" href="/assets/js/36.6dbb9d8c.js"><link rel="prefetch" href="/assets/js/37.d27fdc88.js"><link rel="prefetch" href="/assets/js/38.f8fc7b20.js"><link rel="prefetch" href="/assets/js/39.bf967d40.js"><link rel="prefetch" href="/assets/js/4.706a5607.js"><link rel="prefetch" href="/assets/js/40.e1864fd6.js"><link rel="prefetch" href="/assets/js/41.61bd3b64.js"><link rel="prefetch" href="/assets/js/42.34d8d61d.js"><link rel="prefetch" href="/assets/js/43.1aee493f.js"><link rel="prefetch" href="/assets/js/44.22177e9b.js"><link rel="prefetch" href="/assets/js/45.5c743d2f.js"><link rel="prefetch" href="/assets/js/46.4feffac9.js"><link rel="prefetch" href="/assets/js/47.367f9103.js"><link rel="prefetch" href="/assets/js/48.0c246d45.js"><link rel="prefetch" href="/assets/js/49.ee354be9.js"><link rel="prefetch" href="/assets/js/5.7d9779f7.js"><link rel="prefetch" href="/assets/js/50.bd81c7f0.js"><link rel="prefetch" href="/assets/js/51.a5f432dd.js"><link rel="prefetch" href="/assets/js/52.537aded4.js"><link rel="prefetch" href="/assets/js/53.84814584.js"><link rel="prefetch" href="/assets/js/54.5f780e97.js"><link rel="prefetch" href="/assets/js/55.9d44c91d.js"><link rel="prefetch" href="/assets/js/56.fc164b43.js"><link rel="prefetch" href="/assets/js/57.959b2d44.js"><link rel="prefetch" href="/assets/js/58.bd5c38e0.js"><link rel="prefetch" href="/assets/js/59.3eaece52.js"><link rel="prefetch" href="/assets/js/6.49a49457.js"><link rel="prefetch" href="/assets/js/60.4b8cb735.js"><link rel="prefetch" href="/assets/js/61.b54b9195.js"><link rel="prefetch" href="/assets/js/62.0116614c.js"><link rel="prefetch" href="/assets/js/63.85b1247d.js"><link rel="prefetch" href="/assets/js/64.8f1be6b5.js"><link rel="prefetch" href="/assets/js/65.6a241647.js"><link rel="prefetch" href="/assets/js/66.08c8bd13.js"><link rel="prefetch" href="/assets/js/67.002e0071.js"><link rel="prefetch" href="/assets/js/68.6c6a7c94.js"><link rel="prefetch" href="/assets/js/69.64d90e5d.js"><link rel="prefetch" href="/assets/js/7.469d3b64.js"><link rel="prefetch" href="/assets/js/70.b2c287c9.js"><link rel="prefetch" href="/assets/js/71.b7ad1135.js"><link rel="prefetch" href="/assets/js/72.7391b5c2.js"><link rel="prefetch" href="/assets/js/73.c5c77d81.js"><link rel="prefetch" href="/assets/js/74.96f80ffd.js"><link rel="prefetch" href="/assets/js/75.2920c7b7.js"><link rel="prefetch" href="/assets/js/76.a90bd3c9.js"><link rel="prefetch" href="/assets/js/77.3a0eeccd.js"><link rel="prefetch" href="/assets/js/78.6791678c.js"><link rel="prefetch" href="/assets/js/79.8b0c78e4.js"><link rel="prefetch" href="/assets/js/8.b36167bf.js"><link rel="prefetch" href="/assets/js/80.2641b89d.js"><link rel="prefetch" href="/assets/js/81.03d1925e.js"><link rel="prefetch" href="/assets/js/82.71061708.js"><link rel="prefetch" href="/assets/js/83.df220a8f.js"><link rel="prefetch" href="/assets/js/84.99fbef8f.js"><link rel="prefetch" href="/assets/js/85.dee8bcae.js"><link rel="prefetch" href="/assets/js/86.5200e4ce.js"><link rel="prefetch" href="/assets/js/87.96df0d82.js"><link rel="prefetch" href="/assets/js/88.e9171a32.js"><link rel="prefetch" href="/assets/js/89.53987bbc.js"><link rel="prefetch" href="/assets/js/9.5bed6ebe.js"><link rel="prefetch" href="/assets/js/90.8da0ff06.js"><link rel="prefetch" href="/assets/js/91.4bcce2cd.js"><link rel="prefetch" href="/assets/js/92.aca18707.js"><link rel="prefetch" href="/assets/js/93.93fdf568.js"><link rel="prefetch" href="/assets/js/94.e893b256.js"><link rel="prefetch" href="/assets/js/95.cb1d62b6.js"><link rel="prefetch" href="/assets/js/96.5529545c.js"><link rel="prefetch" href="/assets/js/97.d01eda68.js"><link rel="prefetch" href="/assets/js/98.384bebd6.js"><link rel="prefetch" href="/assets/js/99.fa349b8f.js"><link rel="prefetch" href="/assets/js/vendors~docsearch.aa72e838.js"> |
| <link rel="stylesheet" href="/assets/css/styles.0ff943f0.css"> |
| </head> |
| <body> |
| <div id="app" data-server-rendered="true"><div class="theme-container vuepress-theme-fast"><header class="navbar"><div class="sidebar-button"><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" role="img" viewBox="0 0 448 512" class="icon"><path fill="currentColor" d="M436 124H12c-6.627 0-12-5.373-12-12V80c0-6.627 5.373-12 12-12h424c6.627 0 12 5.373 12 12v32c0 6.627-5.373 12-12 12zm0 160H12c-6.627 0-12-5.373-12-12v-32c0-6.627 5.373-12 12-12h424c6.627 0 12 5.373 12 12v32c0 6.627-5.373 12-12 12zm0 160H12c-6.627 0-12-5.373-12-12v-32c0-6.627 5.373-12 12-12h424c6.627 0 12 5.373 12 12v32c0 6.627-5.373 12-12 12z"></path></svg></div><a href="/zh/" class="home-link router-link-active"><img src="/logo@2x.svg" alt="WEEX" class="logo"></a><span class="version"><a href="/download/download.html" class="version-bg"><img src="/assets/img/version-bg.ab65ded9.svg" alt="v0.28"><span class="version-no">v0.28</span></a></span><div class="links"><form id="search-form" class="algolia-search-wrapper search-box"><input id="algolia-search-input" class="search-query"></form><nav class="nav-links can-hide"><div class="nav-item"><a href="/zh/guide/" class="nav-link router-link-active">指南</a></div><div class="nav-item"><a href="/zh/docs/" class="nav-link">文档</a></div><div class="nav-item"><a href="/zh/tools/" class="nav-link">第三方工具</a></div><div class="nav-item"><a href="/zh/download/" class="nav-link">下载</a></div><div class="nav-item"><a href="/zh/community/" class="nav-link">社区</a></div><div class="nav-item"><a href="/zh/blog/" class="nav-link">博客</a></div><div class="nav-item"><div class="dropdown-wrapper"><a class="dropdown-title"><span class="title">选择语言</span><span class="arrow right"></span></a><ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----><a href="/guide/extend/extend-ios-with-swift.html" class="nav-link">English</a></li><li class="dropdown-item"><!----><a href="/zh/guide/extend/extend-ios-with-swift.html" class="nav-link router-link-exact-active router-link-active">简体中文</a></li></ul></div></div></nav><a href="https://github.com/apache/incubator-weex" target="_blank" rel="noopener noreferrer" class="repo-link"><img src="/assets/img/github.7cb484a9.svg" alt="github" class="github-icon"></a></div></header><div class="sidebar-mask"></div><div class="sidebar"><nav class="nav-links"><div class="nav-item"><a href="/zh/guide/" class="nav-link router-link-active">指南</a></div><div class="nav-item"><a href="/zh/docs/" class="nav-link">文档</a></div><div class="nav-item"><a href="/zh/tools/" class="nav-link">第三方工具</a></div><div class="nav-item"><a href="/zh/download/" class="nav-link">下载</a></div><div class="nav-item"><a href="/zh/community/" class="nav-link">社区</a></div><div class="nav-item"><a href="/zh/blog/" class="nav-link">博客</a></div><div class="nav-item"><div class="dropdown-wrapper"><a class="dropdown-title"><span class="title">选择语言</span><span class="arrow right"></span></a><ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----><a href="/guide/extend/extend-ios-with-swift.html" class="nav-link">English</a></li><li class="dropdown-item"><!----><a href="/zh/guide/extend/extend-ios-with-swift.html" class="nav-link router-link-exact-active router-link-active">简体中文</a></li></ul></div></div></nav><ul class="sidebar-links"><li><div class="sidebar-group first"><p class="sidebar-heading"><span>快速上手</span><!----></p><ul class="sidebar-group-items"><li><a href="/zh/guide/introduction.html" class="sidebar-link">简介</a></li><li><a href="/zh/guide/front-end-frameworks.html" class="sidebar-link">前端框架</a></li><li><a href="/zh/guide/platform-difference.html" class="sidebar-link">平台差异</a></li><li><a href="/zh/guide/use-vue-in-weex.html" class="sidebar-link">在Weex中使用Vue.js</a></li><li><a href="/zh/guide/use-rax-in-weex.html" class="sidebar-link">在Weex中使用Rax.js</a></li><li><a href="/zh/guide/playground.html" class="sidebar-link">Playground 应用</a></li></ul></div></li><li><div class="sidebar-group"><p class="sidebar-heading"><span>开发</span><!----></p><ul class="sidebar-group-items"><li><a href="/zh/guide/develop/setup-develop-environment.html" class="sidebar-link">设置开发环境</a></li><li><a href="/zh/guide/develop/create-a-new-app.html" class="sidebar-link">创建一个新的app</a></li><li><a href="/zh/guide/develop/weex_cli.html" class="sidebar-link">Weex CLI</a></li><li><a href="/zh/guide/develop/integrate-to-android-app.html" class="sidebar-link">集成到Android应用</a></li><li><a href="/zh/guide/develop/integrate-to-iOS-app.html" class="sidebar-link">集成到iOS应用</a></li><li><a href="/zh/guide/develop/weex_error_code.html" class="sidebar-link">WEEX常见错误码</a></li></ul></div></li><li><div class="sidebar-group"><p class="sidebar-heading"><span>调试</span><!----></p><ul class="sidebar-group-items"><li><a href="/zh/guide/debug/integrate-devtool-to-android.html" class="sidebar-link">集成Devtool到Android</a></li><li><a href="/zh/guide/debug/integrate-devtool-to-ios.html" class="sidebar-link">集成Devtool到iOS</a></li><li><a href="/zh/guide/debug/debug.html" class="sidebar-link">调试</a></li></ul></div></li><li><div class="sidebar-group"><p class="sidebar-heading open"><span>扩展</span><!----></p><ul class="sidebar-group-items"><li><a href="/zh/guide/extend/extend-android.html" class="sidebar-link">扩展Android能力</a></li><li><a href="/zh/guide/extend/extend-ios.html" class="sidebar-link">扩展iOS能力</a></li><li><a href="/zh/guide/extend/extend-ios-with-swift.html" class="active sidebar-link">使用Swift扩展iOS能力</a><ul class="sidebar-sub-headers"><li class="sidebar-sub-header"><a href="/zh/guide/extend/extend-ios-with-swift.html#使用-swift-扩展-weex" class="sidebar-link">使用 Swift 扩展 Weex</a></li></ul></li><li><a href="/zh/guide/extend/extend-web.html" class="sidebar-link">扩展Web组件</a></li></ul></div></li><li><div class="sidebar-group"><p class="sidebar-heading"><span>高阶特性</span><!----></p><ul class="sidebar-group-items"><li><a href="/zh/guide/advanced/asset-path.html" class="sidebar-link">资源路径</a></li><li><a href="/zh/guide/advanced/downgrade.html" class="sidebar-link">降级方案</a></li><li><a href="/zh/guide/advanced/use-vuex-and-vue-router.html" class="sidebar-link">使用Vuex和vue-router</a></li><li><a href="/zh/guide/advanced/multi-size-screen.html" class="sidebar-link">适应不同尺寸屏幕</a></li></ul></div></li><li><div class="sidebar-group"><p class="sidebar-heading"><span>贡献</span><!----></p><ul class="sidebar-group-items"><li><a href="/zh/guide/contribute/how-to-contribute.html" class="sidebar-link">加入 Weex 社区</a></li><li><a href="/zh/guide/contribute/thanks.html" class="sidebar-link">鸣谢</a></li></ul></div></li></ul></div><div class="page"><div class="content"><h2 id="使用-swift-扩展-weex"><a href="#使用-swift-扩展-weex" class="header-anchor">#</a> 使用 Swift 扩展 Weex</h2><p><a href="https://developer.apple.com/library/ios/documentation/Swift/Conceptual/BuildingCocoaApps/MixandMatch.html#//apple_ref/doc/uid/TP40014216-CH10-ID122" target="_blank" rel="noopener noreferrer">Swift和Objective-C<svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg></a> 混编</p><p>参考完整 <a href="https://github.com/acton393/WeexSwiftSample.git" target="_blank" rel="noopener noreferrer">例子<svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg></a></p><h3 id="使用-swift-进行-module-扩展"><a href="#使用-swift-进行-module-扩展" class="header-anchor">#</a> 使用 Swift 进行 module 扩展</h3><p>因为 module 暴露 method 是通过<code>Objective-C</code>宏来做的，调用的时候是通过反射，所以Swift扩展 module 通过<code>extension</code><code>Objective-C</code>的类。</p><ul><li><p>新建 <code>WXSwiftTestModule.h/m</code> 和 <code>WXSwiftTestModule.swift</code>文件， 在新建Swift文件的时候会提示 |
| <img src="http://img3.tbcdn.cn/L1/461/1/b2ed3ee4a966953c0f98a17f34f6f05e7c91cc6b" alt="img"> |
| 选择 <code>Create Bridging Header</code>, 因为我们要在 Swift 中访问 <code>Objective-C</code> 的一些类，正是通过这个 header暴露 OC 的类给 Swift,header 格式为 <code>yourTarget-Bridging-Header.h</code>，我这里创建完header文件名称为：<code>WeexDemo-Bridging-Header.h</code></p></li><li><p><code>WXSwiftTestModule.h/m</code>中实现</p><ul><li><p>WXSwiftTestModule.h 中</p><div class="language-swift extra-class"><pre class="language-swift"><code>#<span class="token keyword">import</span> <span class="token operator"><</span><span class="token builtin">Foundation</span><span class="token operator">/</span><span class="token builtin">Foundation</span><span class="token punctuation">.</span>h<span class="token operator">></span> |
| #<span class="token keyword">import</span> <span class="token operator"><</span><span class="token builtin">WeexSDK</span><span class="token operator">/</span><span class="token builtin">WeexSDK</span><span class="token punctuation">.</span>h<span class="token operator">></span> |
| |
| @interface <span class="token class-name">WXSwiftTestModule</span> <span class="token punctuation">:</span> <span class="token builtin">NSObject</span> <span class="token operator"><</span><span class="token builtin">WXModuleProtocol</span><span class="token operator">></span> |
| |
| @end |
| </code></pre></div></li><li><p>WXSwiftTestModule.m 中</p><p>WeexDemo-Swift.h 这个文件需要编译一下才可以搜索到，具体的路径</p><div class="language- extra-class"><pre class="language-text"><code>weex/ios/playground/DerivedData/WeexDemo/Build/Intermediates/WeexDemo.build/Debug-iphonesimulator/WeexDemo.build/DerivedSources/WeexDemo-Swift.h |
| </code></pre></div><p>路径具体需要根据自己工程而定</p><div class="language-swift extra-class"><pre class="language-swift"><code>#<span class="token keyword">import</span> <span class="token string">"WXSwiftTestModule.h"</span> |
| #<span class="token keyword">import</span> <span class="token string">"WeexDemo-Swift.h"</span> <span class="token comment">// Swift类和方法 被 `Objective-C` 识别需要导入</span> |
| |
| @implementation <span class="token builtin">WXSwiftTestModule</span> |
| #pragma clang diagnostic push <span class="token comment">//关闭unknow selector的warrning</span> |
| #pragma clang diagnostic ignored <span class="token string">"-Wundeclared-selector"</span> |
| |
| <span class="token function">WX_EXPORT_METHOD</span><span class="token punctuation">(</span>@<span class="token function">selector</span><span class="token punctuation">(</span>printSome<span class="token punctuation">:</span>callback<span class="token punctuation">:</span><span class="token punctuation">)</span><span class="token punctuation">)</span> <span class="token comment">//Swift 中定义的方法，XCode 转换成的最终的方法名称，在`WeexDemo-Swift.h`里面查看</span> |
| |
| #pragma clang diagnostic pop |
| |
| @end |
| </code></pre></div></li></ul></li><li><p>Swift 中实现 |
| 扩展 OC 的类 <code>WXSwiftTestModule</code>,增加了一个方法，这个方法就是我们要暴露出来，在 js 中可以调到的</p><ul><li><p>WXSwiftTestModule.swift</p><div class="language-swift extra-class"><pre class="language-swift"><code><span class="token keyword">import</span> <span class="token builtin">Foundation</span> |
| <span class="token keyword">public</span> <span class="token keyword">extension</span> <span class="token builtin">WXSwiftTestModule</span> <span class="token punctuation">{</span> |
| @<span class="token function">objc</span><span class="token punctuation">(</span>printSome<span class="token punctuation">:</span>callback<span class="token punctuation">:</span><span class="token punctuation">)</span> |
| <span class="token keyword">public</span> <span class="token keyword">func</span> <span class="token function">printSome</span><span class="token punctuation">(</span>someThing<span class="token punctuation">:</span><span class="token builtin">String</span><span class="token punctuation">,</span> callback<span class="token punctuation">:</span><span class="token builtin">WXModuleCallback</span><span class="token punctuation">)</span> <span class="token punctuation">{</span> |
| <span class="token function">print</span><span class="token punctuation">(</span>someThing<span class="token punctuation">)</span> |
| <span class="token function">callback</span><span class="token punctuation">(</span>someThing<span class="token punctuation">)</span> |
| <span class="token punctuation">}</span> |
| <span class="token punctuation">}</span> |
| </code></pre></div><p><code>WXSwiftTestModule</code> 和<code>WXModuleCallback</code> 因为是 OC 的，需要在 <code>WeexDemo-Bridging-Header</code> 中暴露。</p><p>注意：请在 Swift 文件中为方法添加 <code>@objc</code> 修饰符，避免找不到方法的报错。</p></li><li><p>WeexDemo-Bridging-Header.h中</p><div class="language- extra-class"><pre class="language-text"><code>// |
| // Use this file to import your target's public headers that you would like to expose to Swift. |
| // |
| #import "WXSwiftTestModule.h" |
| #import "WeexSDK.h" |
| </code></pre></div><p>至此这个使用 Swift 开发的简单的 module 已经完成</p></li></ul><h3 id="module-使用"><a href="#module-使用" class="header-anchor">#</a> module 使用</h3><ul><li><p>注册 module</p><div class="language-Objective-C extra-class"><pre class="language-text"><code>[WXSDKEngine registerModule:@"swifter" withClass:[WXSwiftTestModule class]]; |
| |
| </code></pre></div></li><li><p>前端脚本中用法</p><div class="language-html extra-class"><pre class="language-html"><code><span class="token tag"><span class="token tag"><span class="token punctuation"><</span>template</span><span class="token punctuation">></span></span> |
| <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>text</span><span class="token punctuation">></span></span>Swift Module<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>text</span><span class="token punctuation">></span></span> |
| <span class="token tag"><span class="token tag"><span class="token punctuation"></</span>template</span><span class="token punctuation">></span></span> |
| |
| <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>script</span><span class="token punctuation">></span></span><span class="token script"><span class="token language-javascript"> |
| module<span class="token punctuation">.</span>exports <span class="token operator">=</span> <span class="token punctuation">{</span> |
| <span class="token function-variable function">ready</span><span class="token punctuation">:</span> <span class="token keyword">function</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span> |
| <span class="token keyword">var</span> swifter <span class="token operator">=</span> weex<span class="token punctuation">.</span><span class="token function">require</span><span class="token punctuation">(</span><span class="token string">'swifter'</span><span class="token punctuation">)</span><span class="token punctuation">;</span> |
| swifter<span class="token punctuation">.</span><span class="token function">printSome</span><span class="token punctuation">(</span><span class="token string">"https://www.taobao.com"</span><span class="token punctuation">,</span><span class="token keyword">function</span><span class="token punctuation">(</span><span class="token parameter">param</span><span class="token punctuation">)</span><span class="token punctuation">{</span> |
| <span class="token function">nativeLog</span><span class="token punctuation">(</span>param<span class="token punctuation">)</span><span class="token punctuation">;</span> |
| <span class="token punctuation">}</span><span class="token punctuation">)</span><span class="token punctuation">;</span> |
| <span class="token punctuation">}</span> |
| <span class="token punctuation">}</span><span class="token punctuation">;</span> |
| </span></span><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>script</span><span class="token punctuation">></span></span> |
| </code></pre></div></li></ul></li></ul></div><div class="page-nav"><p class="inner"><span class="prev"> |
| ← |
| <a href="/zh/guide/extend/extend-ios.html" class="prev"> |
| 扩展iOS能力 |
| </a></span><span class="next"><a href="/zh/guide/extend/extend-web.html"> |
| 扩展Web组件 |
| </a> |
| → |
| </span></p></div><div class="page-edit"><div class="last-updated"><span class="prefix">上次更新: </span><span class="time">2020/12/10</span></div><div class="edit-link"><a href="https://github.com/apache/incubator-weex-site/edit/master/docs/zh/guide/extend/extend-ios-with-swift.md" target="_blank" rel="noopener noreferrer">编辑此页</a><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><a href="https://github.com/apache/incubator-weex-site/issues/new?body=https%3A%2F%2Fweex.io%2F" target="_blank" rel="noopener noreferrer" class="issueText">提交建议</a><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg></div><div class="score"><span class="choice"><img src="https://img.alicdn.com/tfs/TB1h7TSqpYqK1RjSZLeXXbXppXa-20-18.svg" class="score-icon">文档写得很棒</span><span class="choice"><img src="https://img.alicdn.com/tfs/TB1h7TSqpYqK1RjSZLeXXbXppXa-20-18.svg" class="score-icon bad">文档写得很差</span></div></div><div class="license-wrap" style="display:none;"><footer class="footer-container" data-v-0ad13d84><div class="footer-body" data-v-0ad13d84><img src="/logo@2x.svg" class="logo" data-v-0ad13d84><img src="//img.alicdn.com/tfs/TB11BRiIW6qK1RjSZFmXXX0PFXa-365-365.png" class="apache" data-v-0ad13d84><div class="cols-container" data-v-0ad13d84><div class="col col-12" data-v-0ad13d84><h3 data-v-0ad13d84>Disclaimer</h3><p data-v-0ad13d84>Apache Weex is an effort undergoing incubation at The Apache Software Foundation (ASF), sponsored by the |
| Incubator. Incubation is required of all newly accepted projects until a further review indicates that the |
| infrastructure, communications, and decision making process have stabilized in a manner consistent with |
| other successful ASF projects. While incubation status is not necessarily a reflection of the completeness |
| or stability of the code, it does indicate that the project has yet to be fully endorsed by the ASF.</p></div><div class="col col-4" data-v-0ad13d84><dl data-v-0ad13d84><dt data-v-0ad13d84>ASF</dt><dd data-v-0ad13d84><a href="http://www.apache.org" target="_self" data-v-0ad13d84>Foundation</a></dd><dd data-v-0ad13d84><a href="http://www.apache.org/licenses/" target="_self" data-v-0ad13d84>License</a></dd><dd data-v-0ad13d84><a href="http://www.apache.org/events/current-event" target="_self" data-v-0ad13d84>Events</a></dd><dd data-v-0ad13d84><a href="http://www.apache.org/foundation/sponsorship.html" target="_self" data-v-0ad13d84>Sponsorship</a></dd><dd data-v-0ad13d84><a href="http://www.apache.org/foundation/thanks.html" target="_self" data-v-0ad13d84>Thanks</a></dd></dl></div><div class="col col-4" data-v-0ad13d84><dl data-v-0ad13d84><dt data-v-0ad13d84>Documentation</dt><dd data-v-0ad13d84><a href="/guide/develop/create-a-new-app.html" target="_self" data-v-0ad13d84>Quick start</a></dd><dd data-v-0ad13d84><a href="/guide/develop/setup-develop-environment.html" target="_self" data-v-0ad13d84>Developer guide</a></dd></dl></div><div class="col col-4" data-v-0ad13d84><dl data-v-0ad13d84><dt data-v-0ad13d84>Resources</dt><dd data-v-0ad13d84><a href="/blog/write-a-blog.html" target="_self" data-v-0ad13d84>Blog</a></dd><dd data-v-0ad13d84><a href="/community/" target="_self" data-v-0ad13d84>Community</a></dd><dd data-v-0ad13d84><a href="/guide/contribute/thanks.html" target="_self" data-v-0ad13d84>Thanks by Weex</a></dd><dd data-v-0ad13d84><a href="https://www.apache.org/security/" target="_self" data-v-0ad13d84>Security</a></dd></dl></div></div><div class="copyright" data-v-0ad13d84><span data-v-0ad13d84>Copyright © 2018-2019 The Apache Software Foundation. Apache and the Apache feather |
| logo are trademarks of The Apache Software Foundation.</span></div></div></footer></div></div><!----></div></div> |
| <script src="/assets/js/app.0ff943f0.js" defer></script><script src="/assets/js/181.88495b4c.js" defer></script> |
| </body> |
| </html> |
