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    <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="/" 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="/guide/" class="nav-link router-link-active">Guide</a></div><div class="nav-item"><a href="/docs/" class="nav-link">Docs</a></div><div class="nav-item"><a href="/tools/" class="nav-link">Third Party Tools</a></div><div class="nav-item"><a href="/download/" class="nav-link">Download</a></div><div class="nav-item"><a href="/community/" class="nav-link">Community</a></div><div class="nav-item"><a href="/blog/" class="nav-link">Blog</a></div><div class="nav-item"><div class="dropdown-wrapper"><a class="dropdown-title"><span class="title">Languages</span><span class="arrow right"></span></a><ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----><a href="/guide/develop/integrate-to-iOS-app.html" class="nav-link router-link-exact-active router-link-active">English</a></li><li class="dropdown-item"><!----><a href="/zh/guide/develop/integrate-to-iOS-app.html" class="nav-link">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="/guide/" class="nav-link router-link-active">Guide</a></div><div class="nav-item"><a href="/docs/" class="nav-link">Docs</a></div><div class="nav-item"><a href="/tools/" class="nav-link">Third Party Tools</a></div><div class="nav-item"><a href="/download/" class="nav-link">Download</a></div><div class="nav-item"><a href="/community/" class="nav-link">Community</a></div><div class="nav-item"><a href="/blog/" class="nav-link">Blog</a></div><div class="nav-item"><div class="dropdown-wrapper"><a class="dropdown-title"><span class="title">Languages</span><span class="arrow right"></span></a><ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----><a href="/guide/develop/integrate-to-iOS-app.html" class="nav-link router-link-exact-active router-link-active">English</a></li><li class="dropdown-item"><!----><a href="/zh/guide/develop/integrate-to-iOS-app.html" class="nav-link">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>Getting Started</span><!----></p><ul class="sidebar-group-items"><li><a href="/guide/introduction.html" class="sidebar-link">Introduction</a></li><li><a href="/guide/front-end-frameworks.html" class="sidebar-link">Front-End Frameworks</a></li><li><a href="/guide/platform-difference.html" class="sidebar-link">Platform Difference</a></li><li><a href="/guide/use-vue-in-weex.html" class="sidebar-link">Use Vue in Weex</a></li><li><a href="/guide/use-rax-in-weex.html" class="sidebar-link">Use Rax in Weex</a></li><li><a href="/guide/playground.html" class="sidebar-link">Playground App</a></li></ul></div></li><li><div class="sidebar-group"><p class="sidebar-heading open"><span>Develop</span><!----></p><ul class="sidebar-group-items"><li><a href="/guide/develop/setup-develop-environment.html" class="sidebar-link">Setup Develop Environment</a></li><li><a href="/guide/develop/create-a-new-app.html" class="sidebar-link">Create a New App</a></li><li><a href="/guide/develop/weex_cli.html" class="sidebar-link">Weex CLI</a></li><li><a href="/guide/develop/integrate-to-android-app.html" class="sidebar-link">Integrate to Android</a></li><li><a href="/guide/develop/integrate-to-iOS-app.html" class="active sidebar-link">Integrate to iOS</a><ul class="sidebar-sub-headers"><li class="sidebar-sub-header"><a href="/guide/develop/integrate-to-iOS-app.html#_1-configure-dependency" class="sidebar-link">1. Configure dependency</a></li><li class="sidebar-sub-header"><a href="/guide/develop/integrate-to-iOS-app.html#_2-initialize-weex" class="sidebar-link">2. Initialize Weex</a></li><li class="sidebar-sub-header"><a href="/guide/develop/integrate-to-iOS-app.html#_3-create-a-weex-instance" class="sidebar-link">3. Create a Weex instance</a></li><li class="sidebar-sub-header"><a href="/guide/develop/integrate-to-iOS-app.html#_4-destroy-the-instance" class="sidebar-link">4. Destroy the instance</a></li><li class="sidebar-sub-header"><a href="/guide/develop/integrate-to-iOS-app.html#_5-extend-weex" class="sidebar-link">5. Extend Weex</a></li><li class="sidebar-sub-header"><a href="/guide/develop/integrate-to-iOS-app.html#_6-using-weex-on-ipad" class="sidebar-link">6. Using Weex on iPad</a></li></ul></li><li><a href="/guide/develop/weex_error_code.html" class="sidebar-link">WeexErrorCode</a></li></ul></div></li><li><div class="sidebar-group"><p class="sidebar-heading"><span>Debug</span><!----></p><ul class="sidebar-group-items"><li><a href="/guide/debug/integrate-devtool-to-android.html" class="sidebar-link">Integrate Devtool to Android</a></li><li><a href="/guide/debug/integrate-devtool-to-ios.html" class="sidebar-link">Integrate Devtool to iOS</a></li><li><a href="/guide/debug/debug.html" class="sidebar-link">Debug</a></li></ul></div></li><li><div class="sidebar-group"><p class="sidebar-heading"><span>Extend</span><!----></p><ul class="sidebar-group-items"><li><a href="/guide/extend/extend-android.html" class="sidebar-link">Extend Android</a></li><li><a href="/guide/extend/extend-ios.html" class="sidebar-link">Extend iOS</a></li><li><a href="/guide/extend/extend-ios-with-swift.html" class="sidebar-link">Extend iOS with Swift</a></li><li><a href="/guide/extend/extend-web.html" class="sidebar-link">Extend Web Renderer</a></li></ul></div></li><li><div class="sidebar-group"><p class="sidebar-heading"><span>Advanced</span><!----></p><ul class="sidebar-group-items"><li><a href="/guide/advanced/asset-path.html" class="sidebar-link">Asset Path</a></li><li><a href="/guide/advanced/downgrade.html" class="sidebar-link">Downgrade</a></li><li><a href="/guide/advanced/use-vuex-and-vue-router.html" class="sidebar-link">Use Vuex and vue-router</a></li><li><a href="/guide/advanced/multi-size-screen.html" class="sidebar-link">Fit for multi-size screen</a></li></ul></div></li><li><div class="sidebar-group"><p class="sidebar-heading"><span>Contribute</span><!----></p><ul class="sidebar-group-items"><li><a href="/guide/contribute/how-to-contribute.html" class="sidebar-link">Join Weex community</a></li><li><a href="/guide/contribute/thanks.html" class="sidebar-link">Thanks</a></li></ul></div></li></ul></div><div class="page"><div class="content"><h1 id="integrate-weex-to-ios-app"><a href="#integrate-weex-to-ios-app" class="header-anchor">#</a> Integrate Weex to iOS App</h1><p>You may integrate Weex to your iOS app through the <a href="https://cocoapods.org/" target="_blank" rel="noopener noreferrer">CocoaPods<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> or <a href="https://github.com/Carthage/Carthage" target="_blank" rel="noopener noreferrer">Carthage<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>. We assume that you have already installed the Xcode and CocoaPods or Carthage.</p><h2 id="_1-configure-dependency"><a href="#_1-configure-dependency" class="header-anchor">#</a> 1. Configure dependency</h2><h3 id="using-cocoapods"><a href="#using-cocoapods" class="header-anchor">#</a> Using CocoaPods</h3><p>The latest WeexSDK version on iOS could be obtained from <a href="https://cocoapods.org/pods/WeexSDK" target="_blank" rel="noopener noreferrer">here<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><p>Add WeexSDK to your Podfile.</p><div class="language-ruby extra-class"><pre class="language-ruby"><code>source <span class="token string">'git@github.com:CocoaPods/Specs.git'</span>
target <span class="token string">'YourTarget'</span> <span class="token keyword">do</span>
    platform <span class="token symbol">:ios</span><span class="token punctuation">,</span> <span class="token string">'8.0'</span>
    pod <span class="token string">'WeexSDK'</span><span class="token punctuation">,</span> <span class="token string">'0.20.1'</span>
<span class="token keyword">end</span>
</code></pre></div><p>Then run <code>pod install</code> command in your project directory.</p><h3 id="using-carthage"><a href="#using-carthage" class="header-anchor">#</a> Using Carthage</h3><p>Create a Cartfile in your project directory. <a href="https://github.com/Carthage/Carthage#adding-frameworks-to-an-application" target="_blank" rel="noopener noreferrer">Carthage Manual<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><p>Add <code>github &quot;apache/incubator-weex&quot;</code> to <a href="https://github.com/Carthage/Carthage/blob/master/Documentation/Artifacts.md#cartfile" target="_blank" rel="noopener noreferrer"><code>Cartfile</code><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><p>Run <code>carthage update</code> in your project directory.</p><h2 id="_2-initialize-weex"><a href="#_2-initialize-weex" class="header-anchor">#</a> 2. Initialize Weex</h2><p>We recommend initializing Weex in <code>didFinishLaunchingWithOptions</code> callback of your App delegate.</p><div class="language-Objective-C extra-class"><pre class="language-text"><code>// App configuration
[WXAppConfiguration setAppGroup:@&quot;Your app group&quot;];
[WXAppConfiguration setAppName:@&quot;Your app name&quot;];
[WXAppConfiguration setAppVersion:@&quot;Your app version&quot;];

//Initialize WeexSDK
[WXSDKEngine initSDKEnvironment];

//Register custom modules and components, optional.
[WXSDKEngine registerComponent:@&quot;myview&quot; withClass:[MyViewComponent class]];
[WXSDKEngine registerModule:@&quot;mymodule&quot; withClass:[MyWeexModule class]];

//Register the implementation of protocol, optional.
[WXSDKEngine registerHandler:[WXAppNavigationImpl new] withProtocol:@protocol(WXNavigationProtocol)];

//Set the log level, optional
[WXLog setLogLevel: WXLogLevelWarning];
</code></pre></div><h2 id="_3-create-a-weex-instance"><a href="#_3-create-a-weex-instance" class="header-anchor">#</a> 3. Create a Weex instance</h2><p>You can render a Weex instance in full page or in a view. All you need to do is to create a Weex instance and set callbacks of it, then provide it with a valid URL. In the <code>onCreate</code> callback, add the root view to your desired parent view and set the view frame using <code>instance.frame =</code>.</p><div class="language-Objective-C extra-class"><pre class="language-text"><code>#import &lt;WeexSDK/WXSDKInstance.h&gt;

- (void)viewDidLoad
{
    [super viewDidLoad];
    _instance = [[WXSDKInstance alloc] init];
    _instance.viewController = self;
    _instance.frame = self.view.frame;
    __weak typeof(self) weakSelf = self;
    _instance.onCreate = ^(UIView *view) {
        [weakSelf.weexView removeFromSuperview];
        weakSelf.weexView = view;
        [weakSelf.view addSubview:view];
    };
    _instance.onFailed = ^(NSError *error) {
        //process failure, you could open an h5 web page instead or just show the error.
    };
    _instance.renderFinish = ^ (UIView *view) {
        //process renderFinish
    };
    NSURL *url = [[NSBundle mainBundle] URLForResource:@&quot;main&quot; withExtension:@&quot;js&quot;];
    [_instance renderWithURL:url options:@{@&quot;bundleUrl&quot;:[self.url absoluteString]} data:nil];
}
</code></pre></div><h2 id="_4-destroy-the-instance"><a href="#_4-destroy-the-instance" class="header-anchor">#</a> 4. Destroy the instance</h2><p>You should destroy the Weex instance explicitly using <code>[instance destroyInstance]</code>.</p><h2 id="_5-extend-weex"><a href="#_5-extend-weex" class="header-anchor">#</a> 5. Extend Weex</h2><p>You can extend Weex functionality by writing your own components, modules. For more details please refer to <a href="/guide/extend/extend-ios.html">Extend iOS</a> and <a href="/guide/extend/extend-ios-with-swift.html">Extend iOS with swift</a>.</p><h2 id="_6-using-weex-on-ipad"><a href="#_6-using-weex-on-ipad" class="header-anchor">#</a> 6. Using Weex on iPad</h2><p>When a page finishes rendering, then the screen rotates, the page will not adjust automatically.
So if your App allows screen orientation changing, you must update screen-width before rendering.</p><p>CSS styles will be converted using <strong>screen-width</strong> and <strong>view-port-width of a page</strong>.</p><p>view-port-width is 750px by default.</p><div class="language-javascript extra-class"><pre class="language-javascript"><code><span class="token function">beforeCreate</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">{</span>
    <span class="token keyword">const</span> meta <span class="token operator">=</span> weex<span class="token punctuation">.</span><span class="token function">requireModule</span><span class="token punctuation">(</span><span class="token string">'meta'</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
    meta<span class="token punctuation">.</span><span class="token function">setViewport</span><span class="token punctuation">(</span><span class="token punctuation">{</span>
        width<span class="token punctuation">:</span> <span class="token number">1536</span>
    <span class="token punctuation">}</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span>
</code></pre></div><p>Observe UIDeviceOrientationDidChangeNotification notification and update screen size. We presume that screen rotation is done and [UIScreen mainScreen].bounds.size.width gives the current screen width.</p><div class="language-Objective-C extra-class"><pre class="language-text"><code>[WXCoreBridge setDeviceSize:[UIScreen mainScreen].bounds.size];
</code></pre></div></div><div class="page-nav"><p class="inner"><span class="prev">
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