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150 lines
46 KiB
HTML
<!DOCTYPE html><html><head><title>Navigator</title><meta charset="utf-8"><meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"><meta name="viewport" content="width=device-width"><meta property="fb:app_id" content="1677033832619985"><meta property="fb:admins" content="121800083"><meta property="og:site_name" content="React Native"><meta property="og:title" content="Navigator"><meta property="og:url" content="https://facebook.github.io/react-native/index.html"><meta property="og:image" content="http://facebook.github.io/react-native/img/opengraph.png"><meta property="og:description" content="A framework for building native apps using React"><meta name="twitter:site" content="@reactnative"><meta name="twitter:card" content="summary"><meta property="og:type" content="website"><base href="/react-native/"><link rel="stylesheet" href="https://cdn.jsdelivr.net/docsearch.js/1/docsearch.min.css"><link rel="shortcut icon" href="img/favicon.png?2"><link rel="stylesheet" href="css/react-native.css"><script type="text/javascript" src="//use.typekit.net/vqa1hcx.js"></script><script type="text/javascript">try{Typekit.load();}catch(e){}</script></head><body><script>window.fbAsyncInit = function() {FB.init({appId:'1677033832619985',xfbml:true,version:'v2.7'});};(function(d, s, id){var js, fjs = d.getElementsByTagName(s)[0];if (d.getElementById(id)) {return;}js = d.createElement(s); js.id = id;js.src = '//connect.facebook.net/en_US/sdk.js';fjs.parentNode.insertBefore(js, fjs);}(document, 'script','facebook-jssdk'));</script><script>window.twttr=(function(d,s, id){var js,fjs=d.getElementsByTagName(s)[0],t=window.twttr||{};if(d.getElementById(id))return t;js=d.createElement(s);js.id=id;js.src="https://platform.twitter.com/widgets.js";fjs.parentNode.insertBefore(js, fjs);t._e = [];t.ready = function(f) {t._e.push(f);};return t;}(document, "script", "twitter-wjs"));</script><div class="container"><div class="nav-main"><div class="wrap"><a class="nav-home" href=""><img src="img/header_logo.png">React Native</a><a class="nav-version" href="/react-native/versions.html">0.34</a><div class="nav-site-wrapper"><ul class="nav-site nav-site-internal"><li><a href="docs/getting-started.html" class="active" data-target=".nav-docs">Docs</a></li><li><a href="support.html" class="">Support</a></li><li><a href="showcase.html" class="">Showcase</a></li><li><a href="/react-native/blog/" class="">Blog</a></li></ul><div class="algolia-search-wrapper"><input id="algolia-doc-search" tabindex="0" type="text" placeholder="Search docs..."></div><ul class="nav-site nav-site-external"><li><a href="https://github.com/facebook/react-native" class="">GitHub</a></li><li><a href="http://facebook.github.io/react" class="">React</a></li></ul></div></div></div><section class="content wrap documentationContent"><div class="nav-docs"><div class="nav-docs-viewport"><div class="nav-docs-section"><h3>The Basics</h3><ul><li><a style="margin-left:0;" class="" href="docs/getting-started.html">Getting Started</a></li><li><a style="margin-left:0;" class="" href="docs/tutorial.html">Tutorial</a></li><li><a style="margin-left:0;" class="" href="docs/props.html">Props</a></li><li><a style="margin-left:0;" class="" href="docs/state.html">State</a></li><li><a style="margin-left:0;" class="" href="docs/style.html">Style</a></li><li><a style="margin-left:0;" class="" href="docs/height-and-width.html">Height and Width</a></li><li><a style="margin-left:0;" class="" href="docs/flexbox.html">Layout with Flexbox</a></li><li><a style="margin-left:0;" class="" href="docs/handling-text-input.html">Handling Text Input</a></li><li><a style="margin-left:0;" class="" href="docs/using-a-scrollview.html">Using a ScrollView</a></li><li><a style="margin-left:0;" class="" href="docs/using-a-listview.html">Using a ListView</a></li><li><a style="margin-left:0;" class="" href="docs/network.html">Networking</a></li><li><a style="margin-left:0;" class="" href="docs/using-navigators.html">Using Navigators</a></li><li><a style="margin-left:0;" class="" href="docs/more-resources.html">More Resources</a></li></ul></div><div class="nav-docs-section"><h3>Guides</h3><ul><li><a style="margin-left:0;" class="" href="docs/integration-with-existing-apps.html">Integration With Existing Apps</a></li><li><a style="margin-left:0;" class="" href="docs/colors.html">Colors</a></li><li><a style="margin-left:0;" class="" href="docs/images.html">Images</a></li><li><a style="margin-left:0;" class="" href="docs/handling-touches.html">Handling Touches</a></li><li><a style="margin-left:0;" class="" href="docs/animations.html">Animations</a></li><li><a style="margin-left:0;" class="" href="docs/accessibility.html">Accessibility</a></li><li><a style="margin-left:0;" class="" href="docs/timers.html">Timers</a></li><li><a style="margin-left:0;" class="" href="docs/direct-manipulation.html">Direct Manipulation</a></li><li><a style="margin-left:0;" class="" href="docs/debugging.html">Debugging</a></li><li><a style="margin-left:0;" class="" href="docs/testing.html">Testing</a></li><li><a style="margin-left:0;" class="" href="docs/javascript-environment.html">JavaScript Environment</a></li><li><a style="margin-left:0;" class="" href="docs/navigation.html">Navigation</a></li><li><a style="margin-left:0;" class="" href="docs/performance.html">Performance</a></li><li><a style="margin-left:0;" class="" href="docs/upgrading.html">Upgrading</a></li><li><a style="margin-left:0;" class="" href="docs/platform-specific-code.html">Platform Specific Code</a></li><li><a style="margin-left:0;" class="" href="docs/gesture-responder-system.html">Gesture Responder System</a></li></ul></div><div class="nav-docs-section"><h3>Guides (iOS)</h3><ul><li><a style="margin-left:0;" class="" href="docs/native-modules-ios.html">Native Modules</a></li><li><a style="margin-left:0;" class="" href="docs/native-components-ios.html">Native UI Components</a></li><li><a style="margin-left:0;" class="" href="docs/linking-libraries-ios.html">Linking Libraries</a></li><li><a style="margin-left:0;" class="" href="docs/running-on-device-ios.html">Running On Device</a></li><li><a style="margin-left:0;" class="" href="docs/running-on-simulator-ios.html">Running On Simulator</a></li><li><a style="margin-left:0;" class="" href="docs/communication-ios.html">Communication between native and React Native</a></li></ul></div><div class="nav-docs-section"><h3>Guides (Android)</h3><ul><li><a style="margin-left:0;" class="" href="docs/native-modules-android.html">Native Modules</a></li><li><a style="margin-left:0;" class="" href="docs/native-components-android.html">Native UI Components</a></li><li><a style="margin-left:0;" class="" href="docs/running-on-device-android.html">Running On Device</a></li><li><a style="margin-left:0;" class="" href="docs/signed-apk-android.html">Generating Signed APK</a></li><li><a style="margin-left:0;" class="" href="docs/android-ui-performance.html">Profiling Android UI Performance</a></li><li><a style="margin-left:0;" class="" href="docs/android-building-from-source.html">Building React Native from source</a></li></ul></div><div class="nav-docs-section"><h3>components</h3><ul><li><a style="margin-left:0;" class="" href="docs/activityindicator.html">ActivityIndicator</a></li><li><a style="margin-left:0;" class="" href="docs/activityindicatorios.html">ActivityIndicatorIOS</a></li><li><a style="margin-left:0;" class="" href="docs/datepickerios.html">DatePickerIOS</a></li><li><a style="margin-left:0;" class="" href="docs/drawerlayoutandroid.html">DrawerLayoutAndroid</a></li><li><a style="margin-left:0;" class="" href="docs/image.html">Image</a></li><li><a style="margin-left:0;" class="" href="docs/keyboardavoidingview.html">KeyboardAvoidingView</a></li><li><a style="margin-left:0;" class="" href="docs/listview.html">ListView</a></li><li><a style="margin-left:0;" class="" href="docs/mapview.html">MapView</a></li><li><a style="margin-left:0;" class="" href="docs/modal.html">Modal</a></li><li><a style="margin-left:0;" class="active" href="docs/navigator.html">Navigator</a></li><li><a style="margin-left:0;" class="" href="docs/navigatorios.html">NavigatorIOS</a></li><li><a style="margin-left:0;" class="" href="docs/picker.html">Picker</a></li><li><a style="margin-left:0;" class="" href="docs/pickerios.html">PickerIOS</a></li><li><a style="margin-left:0;" class="" href="docs/progressbarandroid.html">ProgressBarAndroid</a></li><li><a style="margin-left:0;" class="" href="docs/progressviewios.html">ProgressViewIOS</a></li><li><a style="margin-left:0;" class="" href="docs/refreshcontrol.html">RefreshControl</a></li><li><a style="margin-left:0;" class="" href="docs/scrollview.html">ScrollView</a></li><li><a style="margin-left:0;" class="" href="docs/segmentedcontrolios.html">SegmentedControlIOS</a></li><li><a style="margin-left:0;" class="" href="docs/slider.html">Slider</a></li><li><a style="margin-left:0;" class="" href="docs/sliderios.html">SliderIOS</a></li><li><a style="margin-left:0;" class="" href="docs/statusbar.html">StatusBar</a></li><li><a style="margin-left:0;" class="" href="docs/snapshotviewios.html">SnapshotViewIOS</a></li><li><a style="margin-left:0;" class="" href="docs/switch.html">Switch</a></li><li><a style="margin-left:0;" class="" href="docs/switchandroid.html">SwitchAndroid</a></li><li><a style="margin-left:0;" class="" href="docs/switchios.html">SwitchIOS</a></li><li><a style="margin-left:0;" class="" href="docs/tabbarios.html">TabBarIOS</a></li><li><a style="margin-left:0;" class="" href="docs/tabbarios-item.html">TabBarIOS.Item</a></li><li><a style="margin-left:0;" class="" href="docs/text.html">Text</a></li><li><a style="margin-left:0;" class="" href="docs/textinput.html">TextInput</a></li><li><a style="margin-left:0;" class="" href="docs/toolbarandroid.html">ToolbarAndroid</a></li><li><a style="margin-left:0;" class="" href="docs/touchablehighlight.html">TouchableHighlight</a></li><li><a style="margin-left:0;" class="" href="docs/touchablenativefeedback.html">TouchableNativeFeedback</a></li><li><a style="margin-left:0;" class="" href="docs/touchableopacity.html">TouchableOpacity</a></li><li><a style="margin-left:0;" class="" href="docs/touchablewithoutfeedback.html">TouchableWithoutFeedback</a></li><li><a style="margin-left:0;" class="" href="docs/view.html">View</a></li><li><a style="margin-left:0;" class="" href="docs/viewpagerandroid.html">ViewPagerAndroid</a></li><li><a style="margin-left:0;" class="" href="docs/webview.html">WebView</a></li></ul></div><div class="nav-docs-section"><h3>apis</h3><ul><li><a style="margin-left:0;" class="" href="docs/actionsheetios.html">ActionSheetIOS</a></li><li><a style="margin-left:0;" class="" href="docs/adsupportios.html">AdSupportIOS</a></li><li><a style="margin-left:0;" class="" href="docs/alert.html">Alert</a></li><li><a style="margin-left:0;" class="" href="docs/alertios.html">AlertIOS</a></li><li><a style="margin-left:0;" class="" href="docs/animated.html">Animated</a></li><li><a style="margin-left:0;" class="" href="docs/appregistry.html">AppRegistry</a></li><li><a style="margin-left:0;" class="" href="docs/appstate.html">AppState</a></li><li><a style="margin-left:0;" class="" href="docs/asyncstorage.html">AsyncStorage</a></li><li><a style="margin-left:0;" class="" href="docs/backandroid.html">BackAndroid</a></li><li><a style="margin-left:0;" class="" href="docs/cameraroll.html">CameraRoll</a></li><li><a style="margin-left:0;" class="" href="docs/clipboard.html">Clipboard</a></li><li><a style="margin-left:0;" class="" href="docs/datepickerandroid.html">DatePickerAndroid</a></li><li><a style="margin-left:0;" class="" href="docs/dimensions.html">Dimensions</a></li><li><a style="margin-left:0;" class="" href="docs/easing.html">Easing</a></li><li><a style="margin-left:0;" class="" href="docs/geolocation.html">Geolocation</a></li><li><a style="margin-left:0;" class="" href="docs/imageeditor.html">ImageEditor</a></li><li><a style="margin-left:0;" class="" href="docs/imagepickerios.html">ImagePickerIOS</a></li><li><a style="margin-left:0;" class="" href="docs/imagestore.html">ImageStore</a></li><li><a style="margin-left:0;" class="" href="docs/intentandroid.html">IntentAndroid</a></li><li><a style="margin-left:0;" class="" href="docs/interactionmanager.html">InteractionManager</a></li><li><a style="margin-left:0;" class="" href="docs/layoutanimation.html">LayoutAnimation</a></li><li><a style="margin-left:0;" class="" href="docs/linking.html">Linking</a></li><li><a style="margin-left:0;" class="" href="docs/nativemethodsmixin.html">NativeMethodsMixin</a></li><li><a style="margin-left:0;" class="" href="docs/nativemodules.html">NativeModules</a></li><li><a style="margin-left:0;" class="" href="docs/netinfo.html">NetInfo</a></li><li><a style="margin-left:0;" class="" href="docs/panresponder.html">PanResponder</a></li><li><a style="margin-left:0;" class="" href="docs/permissionsandroid.html">PermissionsAndroid</a></li><li><a style="margin-left:0;" class="" href="docs/pixelratio.html">PixelRatio</a></li><li><a style="margin-left:0;" class="" href="docs/pushnotificationios.html">PushNotificationIOS</a></li><li><a style="margin-left:0;" class="" href="docs/settings.html">Settings</a></li><li><a style="margin-left:0;" class="" href="docs/statusbarios.html">StatusBarIOS</a></li><li><a style="margin-left:0;" class="" href="docs/stylesheet.html">StyleSheet</a></li><li><a style="margin-left:0;" class="" href="docs/systrace.html">Systrace</a></li><li><a style="margin-left:0;" class="" href="docs/timepickerandroid.html">TimePickerAndroid</a></li><li><a style="margin-left:0;" class="" href="docs/toastandroid.html">ToastAndroid</a></li><li><a style="margin-left:0;" class="" href="docs/vibration.html">Vibration</a></li><li><a style="margin-left:0;" class="" href="docs/vibrationios.html">VibrationIOS</a></li><li><a style="margin-left:0;" class="" href="docs/layout-props.html">Layout Props</a></li><li><a style="margin-left:0;" class="" href="docs/shadow-props.html">Shadow Props</a></li></ul></div></div></div><div class="inner-content"><a id="content"></a><h1><a class="anchor" name="navigator"></a>Navigator <a class="hash-link" href="docs/navigator.html#navigator">#</a></h1><div><div><p><code>Navigator</code> handles the transition between different scenes in your app.
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It is implemented in JavaScript and is available on both iOS and Android. If
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you are targeting iOS only, you may also want to consider using
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<a href="docs/navigatorios.html" target="_blank"><code>NavigatorIOS</code></a> as it leverages native UIKit
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navigation.</p><p>To set up the <code>Navigator</code> you provide one or more objects called routes,
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to identify each scene. You also provide a <code>renderScene</code> function that
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renders the scene for each route object.</p><div class="prism language-javascript">import React<span class="token punctuation">,</span> <span class="token punctuation">{</span> Component <span class="token punctuation">}</span> from <span class="token string">'react'</span><span class="token punctuation">;</span>
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import <span class="token punctuation">{</span> Text<span class="token punctuation">,</span> Navigator <span class="token punctuation">}</span> from <span class="token string">'react-native'</span><span class="token punctuation">;</span>
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export default class <span class="token class-name">NavAllDay</span> extends <span class="token class-name">Component</span> <span class="token punctuation">{</span>
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<span class="token function">render<span class="token punctuation">(</span></span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
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<span class="token keyword">return</span> <span class="token punctuation">(</span>
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<Navigator
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initialRoute<span class="token operator">=</span><span class="token punctuation">{</span><span class="token punctuation">{</span> title<span class="token punctuation">:</span> <span class="token string">'Awesome Scene'</span><span class="token punctuation">,</span> index<span class="token punctuation">:</span> <span class="token number">0</span> <span class="token punctuation">}</span><span class="token punctuation">}</span>
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renderScene<span class="token operator">=</span><span class="token punctuation">{</span><span class="token punctuation">(</span>route<span class="token punctuation">,</span> navigator<span class="token punctuation">)</span> <span class="token operator">=</span><span class="token operator">></span>
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<Text<span class="token operator">></span>Hello <span class="token punctuation">{</span>route<span class="token punctuation">.</span>title<span class="token punctuation">}</span><span class="token operator">!</span><<span class="token operator">/</span>Text<span class="token operator">></span>
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<span class="token punctuation">}</span>
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style<span class="token operator">=</span><span class="token punctuation">{</span><span class="token punctuation">{</span>padding<span class="token punctuation">:</span> <span class="token number">100</span><span class="token punctuation">}</span><span class="token punctuation">}</span>
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<span class="token operator">/</span><span class="token operator">></span>
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<span class="token punctuation">)</span><span class="token punctuation">;</span>
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<span class="token punctuation">}</span>
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<span class="token punctuation">}</span></div><p>In the above example, <code>initialRoute</code> is used to specify the first route. It
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contains a <code>title</code> property that identifies the route. The <code>renderScene</code>
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prop returns a function that displays text based on the route's title.</p><h3><a class="anchor" name="additional-scenes"></a>Additional Scenes <a class="hash-link" href="docs/navigator.html#additional-scenes">#</a></h3><p>The first example demonstrated one scene. To set up multiple scenes, you pass
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the <code>initialRouteStack</code> prop to <code>Navigator</code>:</p><div class="prism language-javascript"><span class="token function">render<span class="token punctuation">(</span></span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
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const routes <span class="token operator">=</span> <span class="token punctuation">[</span>
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<span class="token punctuation">{</span>title<span class="token punctuation">:</span> <span class="token string">'First Scene'</span><span class="token punctuation">,</span> index<span class="token punctuation">:</span> <span class="token number">0</span><span class="token punctuation">}</span><span class="token punctuation">,</span>
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<span class="token punctuation">{</span>title<span class="token punctuation">:</span> <span class="token string">'Second Scene'</span><span class="token punctuation">,</span> index<span class="token punctuation">:</span> <span class="token number">1</span><span class="token punctuation">}</span><span class="token punctuation">,</span>
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<span class="token punctuation">]</span><span class="token punctuation">;</span>
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<span class="token keyword">return</span> <span class="token punctuation">(</span>
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<Navigator
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initialRoute<span class="token operator">=</span><span class="token punctuation">{</span>routes<span class="token punctuation">[</span><span class="token number">0</span><span class="token punctuation">]</span><span class="token punctuation">}</span>
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initialRouteStack<span class="token operator">=</span><span class="token punctuation">{</span>routes<span class="token punctuation">}</span>
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renderScene<span class="token operator">=</span><span class="token punctuation">{</span><span class="token punctuation">(</span>route<span class="token punctuation">,</span> navigator<span class="token punctuation">)</span> <span class="token operator">=</span><span class="token operator">></span>
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<TouchableHighlight onPress<span class="token operator">=</span><span class="token punctuation">{</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">=</span><span class="token operator">></span> <span class="token punctuation">{</span>
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<span class="token keyword">if</span> <span class="token punctuation">(</span>route<span class="token punctuation">.</span>index <span class="token operator">===</span> <span class="token number">0</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
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navigator<span class="token punctuation">.</span><span class="token function">push<span class="token punctuation">(</span></span>routes<span class="token punctuation">[</span><span class="token number">1</span><span class="token punctuation">]</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
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<span class="token punctuation">}</span> <span class="token keyword">else</span> <span class="token punctuation">{</span>
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navigator<span class="token punctuation">.</span><span class="token function">pop<span class="token punctuation">(</span></span><span class="token punctuation">)</span><span class="token punctuation">;</span>
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<span class="token punctuation">}</span>
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<span class="token punctuation">}</span><span class="token punctuation">}</span><span class="token operator">></span>
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<Text<span class="token operator">></span>Hello <span class="token punctuation">{</span>route<span class="token punctuation">.</span>title<span class="token punctuation">}</span><span class="token operator">!</span><<span class="token operator">/</span>Text<span class="token operator">></span>
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<<span class="token operator">/</span>TouchableHighlight<span class="token operator">></span>
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<span class="token punctuation">}</span>
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style<span class="token operator">=</span><span class="token punctuation">{</span><span class="token punctuation">{</span>padding<span class="token punctuation">:</span> <span class="token number">100</span><span class="token punctuation">}</span><span class="token punctuation">}</span>
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<span class="token operator">/</span><span class="token operator">></span>
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<span class="token punctuation">)</span><span class="token punctuation">;</span>
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<span class="token punctuation">}</span></div><p>In the above example, a <code>routes</code> variable is defined with two route objects
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representing two scenes. Each route has an <code>index</code> property that is used to
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manage the scene being rendered. The <code>renderScene</code> method is changed to
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either push or pop the navigator depending on the current route's index.
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Finally, the <code>Text</code> component in the scene is now wrapped in a
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<code>TouchableHighlight</code> component to help trigger the navigator transitions.</p><h3><a class="anchor" name="navigation-bar"></a>Navigation Bar <a class="hash-link" href="docs/navigator.html#navigation-bar">#</a></h3><p>You can optionally pass in your own navigation bar by returning a
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<code>Navigator.NavigationBar</code> component to the <code>navigationBar</code> prop in
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<code>Navigator</code>. You can configure the navigation bar properties, through
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the <code>routeMapper</code> prop. There you set up the left, right, and title
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properties of the navigation bar:</p><div class="prism language-javascript"><Navigator
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renderScene<span class="token operator">=</span><span class="token punctuation">{</span><span class="token punctuation">(</span>route<span class="token punctuation">,</span> navigator<span class="token punctuation">)</span> <span class="token operator">=</span><span class="token operator">></span>
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<span class="token comment" spellcheck="true"> // ...
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</span> <span class="token punctuation">}</span>
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navigationBar<span class="token operator">=</span><span class="token punctuation">{</span>
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<Navigator<span class="token punctuation">.</span>NavigationBar
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routeMapper<span class="token operator">=</span><span class="token punctuation">{</span><span class="token punctuation">{</span>
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LeftButton<span class="token punctuation">:</span> <span class="token punctuation">(</span>route<span class="token punctuation">,</span> navigator<span class="token punctuation">,</span> index<span class="token punctuation">,</span> navState<span class="token punctuation">)</span> <span class="token operator">=</span><span class="token operator">></span>
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<span class="token punctuation">{</span> <span class="token keyword">return</span> <span class="token punctuation">(</span><Text<span class="token operator">></span>Cancel<<span class="token operator">/</span>Text<span class="token operator">></span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token punctuation">}</span><span class="token punctuation">,</span>
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RightButton<span class="token punctuation">:</span> <span class="token punctuation">(</span>route<span class="token punctuation">,</span> navigator<span class="token punctuation">,</span> index<span class="token punctuation">,</span> navState<span class="token punctuation">)</span> <span class="token operator">=</span><span class="token operator">></span>
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|
<span class="token punctuation">{</span> <span class="token keyword">return</span> <span class="token punctuation">(</span><Text<span class="token operator">></span>Done<<span class="token operator">/</span>Text<span class="token operator">></span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token punctuation">}</span><span class="token punctuation">,</span>
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|
Title<span class="token punctuation">:</span> <span class="token punctuation">(</span>route<span class="token punctuation">,</span> navigator<span class="token punctuation">,</span> index<span class="token punctuation">,</span> navState<span class="token punctuation">)</span> <span class="token operator">=</span><span class="token operator">></span>
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|
<span class="token punctuation">{</span> <span class="token keyword">return</span> <span class="token punctuation">(</span><Text<span class="token operator">></span>Awesome Nav Bar<<span class="token operator">/</span>Text<span class="token operator">></span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token punctuation">}</span><span class="token punctuation">,</span>
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|
<span class="token punctuation">}</span><span class="token punctuation">}</span>
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|
style<span class="token operator">=</span><span class="token punctuation">{</span><span class="token punctuation">{</span>backgroundColor<span class="token punctuation">:</span> <span class="token string">'gray'</span><span class="token punctuation">}</span><span class="token punctuation">}</span>
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|
<span class="token operator">/</span><span class="token operator">></span>
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|
<span class="token punctuation">}</span>
|
|
<span class="token operator">/</span><span class="token operator">></span></div><p>When configuring the left, right, and title items for the navigation bar,
|
|
you have access to info such as the current route object and navigation
|
|
state. This allows you to customize the title for each scene as well as
|
|
the buttons. For example, you can choose to hide the left button for one of
|
|
the scenes.</p><p>Typically you want buttons to represent the left and right buttons. Building
|
|
on the previous example, you can set this up as follows:</p><div class="prism language-javascript">LeftButton<span class="token punctuation">:</span> <span class="token punctuation">(</span>route<span class="token punctuation">,</span> navigator<span class="token punctuation">,</span> index<span class="token punctuation">,</span> navState<span class="token punctuation">)</span> <span class="token operator">=</span><span class="token operator">></span>
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<span class="token punctuation">{</span>
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|
<span class="token keyword">if</span> <span class="token punctuation">(</span>route<span class="token punctuation">.</span>index <span class="token operator">===</span> <span class="token number">0</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
|
|
<span class="token keyword">return</span> <span class="token keyword">null</span><span class="token punctuation">;</span>
|
|
<span class="token punctuation">}</span> <span class="token keyword">else</span> <span class="token punctuation">{</span>
|
|
<span class="token keyword">return</span> <span class="token punctuation">(</span>
|
|
<TouchableHighlight onPress<span class="token operator">=</span><span class="token punctuation">{</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">=</span><span class="token operator">></span> navigator<span class="token punctuation">.</span><span class="token function">pop<span class="token punctuation">(</span></span><span class="token punctuation">)</span><span class="token punctuation">}</span><span class="token operator">></span>
|
|
<Text<span class="token operator">></span>Back<<span class="token operator">/</span>Text<span class="token operator">></span>
|
|
<<span class="token operator">/</span>TouchableHighlight<span class="token operator">></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></div><p>This sets up a left navigator bar button that's visible on scenes after the
|
|
the first one. When the button is tapped the navigator is popped.</p><p>Another type of navigation bar, with breadcrumbs, is provided by
|
|
<code>Navigator.BreadcrumbNavigationBar</code>. You can also provide your own navigation
|
|
bar by passing it through the <code>navigationBar</code> prop. See the
|
|
<a href="https://github.com/facebook/react-native/tree/master/Examples/UIExplorer" target="_blank">UIExplorer</a>
|
|
demo to try out both built-in navigation bars out and see how to use them.</p><h3><a class="anchor" name="scene-transitions"></a>Scene Transitions <a class="hash-link" href="docs/navigator.html#scene-transitions">#</a></h3><p>To change the animation or gesture properties of the scene, provide a
|
|
<code>configureScene</code> prop to get the config object for a given route:</p><div class="prism language-javascript"><Navigator
|
|
renderScene<span class="token operator">=</span><span class="token punctuation">{</span><span class="token punctuation">(</span>route<span class="token punctuation">,</span> navigator<span class="token punctuation">)</span> <span class="token operator">=</span><span class="token operator">></span>
|
|
<span class="token comment" spellcheck="true"> // ...
|
|
</span> <span class="token punctuation">}</span>
|
|
configureScene<span class="token operator">=</span><span class="token punctuation">{</span><span class="token punctuation">(</span>route<span class="token punctuation">,</span> routeStack<span class="token punctuation">)</span> <span class="token operator">=</span><span class="token operator">></span>
|
|
Navigator<span class="token punctuation">.</span>SceneConfigs<span class="token punctuation">.</span>FloatFromBottom<span class="token punctuation">}</span>
|
|
<span class="token operator">/</span><span class="token operator">></span></div><p>In the above example, the newly pushed scene will float up from the bottom.
|
|
See <code>Navigator.SceneConfigs</code> for default animations and more info on
|
|
available <a href="/react-native/docs/navigator.html#configurescene" target="">scene config options</a>.</p></div><h3><a class="anchor" name="props"></a>Props <a class="hash-link" href="docs/navigator.html#props">#</a></h3><div class="props"><div class="prop"><h4 class="propTitle"><a class="anchor" name="configurescene"></a>configureScene <span class="propType">function</span> <a class="hash-link" href="docs/navigator.html#configurescene">#</a></h4><div><p>Optional function where you can configure scene animations and
|
|
gestures. Will be invoked with <code>route</code> and <code>routeStack</code> parameters,
|
|
where <code>route</code> corresponds to the current scene being rendered by the
|
|
<code>Navigator</code> and <code>routeStack</code> is the set of currently mounted routes
|
|
that the navigator could transition to.</p><p>The function should return a scene configuration object.</p><div class="prism language-javascript"><span class="token punctuation">(</span>route<span class="token punctuation">,</span> routeStack<span class="token punctuation">)</span> <span class="token operator">=</span><span class="token operator">></span> Navigator<span class="token punctuation">.</span>SceneConfigs<span class="token punctuation">.</span>FloatFromRight</div><p>Available scene configutation options are:</p><ul><li>Navigator.SceneConfigs.PushFromRight (default)</li><li>Navigator.SceneConfigs.FloatFromRight</li><li>Navigator.SceneConfigs.FloatFromLeft</li><li>Navigator.SceneConfigs.FloatFromBottom</li><li>Navigator.SceneConfigs.FloatFromBottomAndroid</li><li>Navigator.SceneConfigs.FadeAndroid</li><li>Navigator.SceneConfigs.HorizontalSwipeJump</li><li>Navigator.SceneConfigs.HorizontalSwipeJumpFromRight</li><li>Navigator.SceneConfigs.VerticalUpSwipeJump</li><li>Navigator.SceneConfigs.VerticalDownSwipeJump</li></ul></div></div><div class="prop"><h4 class="propTitle"><a class="anchor" name="initialroute"></a>initialRoute <span class="propType">object</span> <a class="hash-link" href="docs/navigator.html#initialroute">#</a></h4><div><p>The initial route for navigation. A route is an object that the navigator
|
|
will use to identify each scene it renders.</p><p>If both <code>initialRoute</code> and <code>initialRouteStack</code> props are passed to
|
|
<code>Navigator</code>, then <code>initialRoute</code> must be in a route in
|
|
<code>initialRouteStack</code>. If <code>initialRouteStack</code> is passed as a prop but
|
|
<code>initialRoute</code> is not, then <code>initialRoute</code> will default internally to
|
|
the last item in <code>initialRouteStack</code>.</p></div></div><div class="prop"><h4 class="propTitle"><a class="anchor" name="initialroutestack"></a>initialRouteStack <span class="propType"><span>[object]</span></span> <a class="hash-link" href="docs/navigator.html#initialroutestack">#</a></h4><div><p>Pass this in to provide a set of routes to initially mount. This prop
|
|
is required if <code>initialRoute</code> is not provided to the navigator. If this
|
|
prop is not passed in, it will default internally to an array
|
|
containing only <code>initialRoute</code>.</p></div></div><div class="prop"><h4 class="propTitle"><a class="anchor" name="navigationbar"></a>navigationBar <span class="propType">node</span> <a class="hash-link" href="docs/navigator.html#navigationbar">#</a></h4><div><p>Use this to provide an optional component representing a navigation bar
|
|
that is persisted across scene transitions. This component will receive
|
|
two props: <code>navigator</code> and <code>navState</code> representing the navigator
|
|
component and its state. The component is re-rendered when the route
|
|
changes.</p></div></div><div class="prop"><h4 class="propTitle"><a class="anchor" name="navigator"></a>navigator <span class="propType">object</span> <a class="hash-link" href="docs/navigator.html#navigator">#</a></h4><div><p>Optionally pass in the navigator object from a parent <code>Navigator</code>.</p></div></div><div class="prop"><h4 class="propTitle"><a class="anchor" name="ondidfocus"></a>onDidFocus <span class="propType">function</span> <a class="hash-link" href="docs/navigator.html#ondidfocus">#</a></h4><div><p>Will be called with the new route of each scene after the transition is
|
|
complete or after the initial mounting.</p></div></div><div class="prop"><h4 class="propTitle"><a class="anchor" name="onwillfocus"></a>onWillFocus <span class="propType">function</span> <a class="hash-link" href="docs/navigator.html#onwillfocus">#</a></h4><div><p>Pass in a function to get notified with the target route when
|
|
the navigator component is mounted and before each navigator transition.</p></div></div><div class="prop"><h4 class="propTitle"><a class="anchor" name="renderscene"></a>renderScene <span class="propType">function</span> <a class="hash-link" href="docs/navigator.html#renderscene">#</a></h4><div><p>Required function which renders the scene for a given route. Will be
|
|
invoked with the <code>route</code> and the <code>navigator</code> object.</p><div class="prism language-javascript"><span class="token punctuation">(</span>route<span class="token punctuation">,</span> navigator<span class="token punctuation">)</span> <span class="token operator">=</span><span class="token operator">></span>
|
|
<MySceneComponent title<span class="token operator">=</span><span class="token punctuation">{</span>route<span class="token punctuation">.</span>title<span class="token punctuation">}</span> navigator<span class="token operator">=</span><span class="token punctuation">{</span>navigator<span class="token punctuation">}</span> <span class="token operator">/</span><span class="token operator">></span></div></div></div><div class="prop"><h4 class="propTitle"><a class="anchor" name="scenestyle"></a>sceneStyle <span class="propType"><a href="docs/view.html#style">View#style</a></span> <a class="hash-link" href="docs/navigator.html#scenestyle">#</a></h4><div><p>Styles to apply to the container of each scene.</p></div></div></div><span><h3><a class="anchor" name="methods"></a>Methods <a class="hash-link" href="docs/navigator.html#methods">#</a></h3><div class="props"><div class="prop"><h4 class="methodTitle"><a class="anchor" name="immediatelyresetroutestack"></a>immediatelyResetRouteStack<span class="methodType">(nextRouteStack)</span> <a class="hash-link" href="docs/navigator.html#immediatelyresetroutestack">#</a></h4><div><p>Reset every scene with an array of routes.</p></div><div><strong>Parameters:</strong><table class="params"><thead><tr><th>Name and Type</th><th>Description</th></tr></thead><tbody><tr><td>nextRouteStack<br><br><div><span>RouteStack</span></div></td><td class="description"><div><p>Next route stack to reinitialize.
|
|
All existing route stacks are destroyed an potentially recreated. There
|
|
is no accompanying animation and this method immediately replaces and
|
|
re-renders the navigation bar and the stack items.</p></div></td></tr></tbody></table></div></div><div class="prop"><h4 class="methodTitle"><a class="anchor" name="jumpto"></a>jumpTo<span class="methodType">(route)</span> <a class="hash-link" href="docs/navigator.html#jumpto">#</a></h4><div><p>Transition to an existing scene without unmounting.</p></div><div><strong>Parameters:</strong><table class="params"><thead><tr><th>Name and Type</th><th>Description</th></tr></thead><tbody><tr><td>route<br><br><div><span>object</span></div></td><td class="description"><div><p>Route to transition to. The specified route must
|
|
be in the currently mounted set of routes defined in <code>routeStack</code>.</p></div></td></tr></tbody></table></div></div><div class="prop"><h4 class="methodTitle"><a class="anchor" name="jumpforward"></a>jumpForward<span class="methodType">(0)</span> <a class="hash-link" href="docs/navigator.html#jumpforward">#</a></h4><div><p>Jump forward to the next scene in the route stack.</p></div></div><div class="prop"><h4 class="methodTitle"><a class="anchor" name="jumpback"></a>jumpBack<span class="methodType">(0)</span> <a class="hash-link" href="docs/navigator.html#jumpback">#</a></h4><div><p>Jump backward without unmounting the current scene.</p></div></div><div class="prop"><h4 class="methodTitle"><a class="anchor" name="push"></a>push<span class="methodType">(route)</span> <a class="hash-link" href="docs/navigator.html#push">#</a></h4><div><p>Navigate forward to a new scene, squashing any scenes that you could
|
|
jump forward to.</p></div><div><strong>Parameters:</strong><table class="params"><thead><tr><th>Name and Type</th><th>Description</th></tr></thead><tbody><tr><td>route<br><br><div><span>object</span></div></td><td class="description"><div><p>Route to push into the navigator stack.</p></div></td></tr></tbody></table></div></div><div class="prop"><h4 class="methodTitle"><a class="anchor" name="popn"></a>popN<span class="methodType">(n)</span> <a class="hash-link" href="docs/navigator.html#popn">#</a></h4><div><p>Go back N scenes at once. When N=1, behavior matches <code>pop()</code>.
|
|
When N is invalid(negative or bigger than current routes count), do nothing.</p></div><div><strong>Parameters:</strong><table class="params"><thead><tr><th>Name and Type</th><th>Description</th></tr></thead><tbody><tr><td>n<br><br><div><span>number</span></div></td><td class="description"><div><p>The number of scenes to pop. Should be an integer.</p></div></td></tr></tbody></table></div></div><div class="prop"><h4 class="methodTitle"><a class="anchor" name="pop"></a>pop<span class="methodType">(0)</span> <a class="hash-link" href="docs/navigator.html#pop">#</a></h4><div><p>Transition back and unmount the current scene.</p></div></div><div class="prop"><h4 class="methodTitle"><a class="anchor" name="replaceatindex"></a>replaceAtIndex<span class="methodType">(route, index, cb)</span> <a class="hash-link" href="docs/navigator.html#replaceatindex">#</a></h4><div><p>Replace a scene as specified by an index.</p></div><div><strong>Parameters:</strong><table class="params"><thead><tr><th>Name and Type</th><th>Description</th></tr></thead><tbody><tr><td>route<br><br><div><span>object</span></div></td><td class="description"><div><p>Route representing the new scene to render.</p></div></td></tr><tr><td>index<br><br><div><span>number</span></div></td><td class="description"><div><p>The route in the stack that should be replaced.
|
|
If negative, it counts from the back of the stack.</p></div></td></tr><tr><td>cb<br><br><div><span>Function</span></div></td><td class="description"><div><p>Callback function when the scene has been replaced.</p></div></td></tr></tbody></table></div></div><div class="prop"><h4 class="methodTitle"><a class="anchor" name="replace"></a>replace<span class="methodType">(route)</span> <a class="hash-link" href="docs/navigator.html#replace">#</a></h4><div><p>Replace the current scene with a new route.</p></div><div><strong>Parameters:</strong><table class="params"><thead><tr><th>Name and Type</th><th>Description</th></tr></thead><tbody><tr><td>route<br><br><div><span>object</span></div></td><td class="description"><div><p>Route that replaces the current scene.</p></div></td></tr></tbody></table></div></div><div class="prop"><h4 class="methodTitle"><a class="anchor" name="replaceprevious"></a>replacePrevious<span class="methodType">(route)</span> <a class="hash-link" href="docs/navigator.html#replaceprevious">#</a></h4><div><p>Replace the previous scene.</p></div><div><strong>Parameters:</strong><table class="params"><thead><tr><th>Name and Type</th><th>Description</th></tr></thead><tbody><tr><td>route<br><br><div><span>object</span></div></td><td class="description"><div><p>Route that replaces the previous scene.</p></div></td></tr></tbody></table></div></div><div class="prop"><h4 class="methodTitle"><a class="anchor" name="poptotop"></a>popToTop<span class="methodType">(0)</span> <a class="hash-link" href="docs/navigator.html#poptotop">#</a></h4><div><p>Pop to the first scene in the stack, unmounting every other scene.</p></div></div><div class="prop"><h4 class="methodTitle"><a class="anchor" name="poptoroute"></a>popToRoute<span class="methodType">(route)</span> <a class="hash-link" href="docs/navigator.html#poptoroute">#</a></h4><div><p>Pop to a particular scene, as specified by its route.
|
|
All scenes after it will be unmounted.</p></div><div><strong>Parameters:</strong><table class="params"><thead><tr><th>Name and Type</th><th>Description</th></tr></thead><tbody><tr><td>route<br><br><div><span>object</span></div></td><td class="description"><div><p>Route to pop to.</p></div></td></tr></tbody></table></div></div><div class="prop"><h4 class="methodTitle"><a class="anchor" name="replacepreviousandpop"></a>replacePreviousAndPop<span class="methodType">(route)</span> <a class="hash-link" href="docs/navigator.html#replacepreviousandpop">#</a></h4><div><p>Replace the previous scene and pop to it.</p></div><div><strong>Parameters:</strong><table class="params"><thead><tr><th>Name and Type</th><th>Description</th></tr></thead><tbody><tr><td>route<br><br><div><span>object</span></div></td><td class="description"><div><p>Route that replaces the previous scene.</p></div></td></tr></tbody></table></div></div><div class="prop"><h4 class="methodTitle"><a class="anchor" name="resetto"></a>resetTo<span class="methodType">(route)</span> <a class="hash-link" href="docs/navigator.html#resetto">#</a></h4><div><p>Navigate to a new scene and reset route stack.</p></div><div><strong>Parameters:</strong><table class="params"><thead><tr><th>Name and Type</th><th>Description</th></tr></thead><tbody><tr><td>route<br><br><div><span>object</span></div></td><td class="description"><div><p>Route to navigate to.</p></div></td></tr></tbody></table></div></div><div class="prop"><h4 class="methodTitle"><a class="anchor" name="getcurrentroutes"></a>getCurrentRoutes<span class="methodType">(0)</span> <a class="hash-link" href="docs/navigator.html#getcurrentroutes">#</a></h4><div><p>Returns the current list of routes.</p></div></div></div></span></div><p class="edit-page-block">You can <a target="_blank" href="https://github.com/facebook/react-native/blob/master/Libraries/CustomComponents/Navigator/Navigator.js">edit the content above on GitHub</a> and send us a pull request!</p><div class="docs-prevnext"><a class="docs-prev" href="docs/modal.html#content">← Prev</a><a class="docs-next" href="docs/navigatorios.html#content">Next →</a></div></div></section><footer class="wrap"><div class="center">© 2016 Facebook Inc.</div></footer></div><div id="fb-root"></div><script type="text/javascript" src="https://cdn.jsdelivr.net/docsearch.js/1/docsearch.min.js"></script><script>
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