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<!DOCTYPE html><html><head><meta charset="utf-8"><meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"><title>RefreshControl – React Native | A framework for building native apps using React</title><meta name="viewport" content="width=device-width"><meta property="og:title" content="RefreshControl – React Native | A framework for building native apps using React"><meta property="og:type" content="website"><meta property="og:url" content="http://facebook.github.io/react-native/index.html"><meta property="og:image" content="http://facebook.github.io/react-native/img/opengraph.png?2"><meta property="og:description" content="A framework for building native apps using React"><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><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">0.24</a><div class="nav-site-wrapper"><ul class="nav-site nav-site-internal"><li><a href="docs/getting-started.html" class="active">Docs</a></li><li><a href="support.html" class="">Support</a></li><li><a href="showcase.html" class="">Showcase</a></li><li><a href="blog/" class="">Blog</a></li></ul><div class="algolia-search-wrapper"><input id="algolia-doc-search" 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-section"><h3>Quick Start</h3><ul><li><a style="margin-left:0;" class="" href="docs/getting-started.html#content">Getting Started</a></li><li><a style="margin-left:0;" class="" href="docs/getting-started-linux.html#content">Getting Started on Linux</a></li><li><a style="margin-left:0;" class="" href="docs/android-setup.html#content">Android Setup</a></li><li><a style="margin-left:0;" class="" href="docs/linux-windows-support.html#content">Linux and Windows Support</a></li><li><a style="margin-left:0;" class="" href="docs/tutorial.html#content">Tutorial</a></li></ul></div><div class="nav-docs-section"><h3>Community Resources</h3><ul><li><a style="margin-left:0;" class="" href="docs/videos.html#content">Videos</a></li><li><a target="_blank" style="margin-left:0;" class="" href="http://reactnative.cc/">Newsletter</a></li></ul></div><div class="nav-docs-section"><h3>Guides</h3><ul><li><a style="margin-left:0;" class="" href="docs/style.html#content">Style</a></li><li><a style="margin-left:0;" class="" href="docs/images.html#content">Images</a></li><li><a style="margin-left:0;" class="" href="docs/gesture-responder-system.html#content">Gesture Responder System</a></li><li><a style="margin-left:0;" class="" href="docs/animations.html#content">Animations</a></li><li><a style="margin-left:0;" class="" href="docs/accessibility.html#content">Accessibility</a></li><li><a style="margin-left:0;" class="" href="docs/direct-manipulation.html#content">Direct Manipulation</a></li><li><a style="margin-left:0;" class="" href="docs/debugging.html#content">Debugging</a></li><li><a style="margin-left:0;" class="" href="docs/testing.html#content">Testing</a></li><li><a style="margin-left:0;" class="" href="docs/javascript-environment.html#content">JavaScript Environment</a></li><li><a style="margin-left:0;" class="" href="docs/navigator-comparison.html#content">Navigator Comparison</a></li><li><a style="margin-left:0;" class="" href="docs/known-issues.html#content">Known Issues</a></li><li><a style="margin-left:0;" class="" href="docs/performance.html#content">Performance</a></li><li><a style="margin-left:0;" class="" href="docs/upgrading.html#content">Upgrading</a></li><li><a style="margin-left:0;" class="" href="docs/platform-specific-code.html#content">Platform Specific Code</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#content">Native Modules</a></li><li><a style="margin-left:0;" class="" href="docs/native-components-ios.html#content">Native UI Components</a></li><li><a style="margin-left:0;" class="" href="docs/linking-libraries-ios.html#content">Linking Libraries</a></li><li><a style="margin-left:0;" class="" href="docs/running-on-device-ios.html#content">Running On Device</a></li><li><a style="margin-left:0;" class="" href="docs/embedded-app-ios.html#content">Integrating with Existing Apps</a></li><li><a style="margin-left:0;" class="" href="docs/communication-ios.html#content">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#content">Native Modules</a></li><li><a style="margin-left:0;" class="" href="docs/native-components-android.html#content">Native UI Components</a></li><li><a style="margin-left:0;" class="" href="docs/running-on-device-android.html#content">Running On Device</a></li><li><a style="margin-left:0;" class="" href="docs/embedded-app-android.html#content">Integrating with Existing Apps</a></li><li><a style="margin-left:0;" class="" href="docs/signed-apk-android.html#content">Generating Signed APK</a></li><li><a style="margin-left:0;" class="" href="docs/android-ui-performance.html#content">Profiling Android UI Performance</a></li><li><a style="margin-left:0;" class="" href="docs/android-building-from-source.html#content">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/activityindicatorios.html#content">ActivityIndicatorIOS</a></li><li><a style="margin-left:0;" class="" href="docs/datepickerios.html#content">DatePickerIOS</a></li><li><a style="margin-left:0;" class="" href="docs/drawerlayoutandroid.html#content">DrawerLayoutAndroid</a></li><li><a style="margin-left:0;" class="" href="docs/image.html#content">Image</a></li><li><a style="margin-left:0;" class="" href="docs/listview.html#content">ListView</a></li><li><a style="margin-left:0;" class="" href="docs/mapview.html#content">MapView</a></li><li><a style="margin-left:0;" class="" href="docs/modal.html#content">Modal</a></li><li><a style="margin-left:0;" class="" href="docs/navigator.html#content">Navigator</a></li><li><a style="margin-left:0;" class="" href="docs/navigatorios.html#content">NavigatorIOS</a></li><li><a style="margin-left:0;" class="" href="docs/pickerios.html#content">PickerIOS</a></li><li><a style="margin-left:0;" class="" href="docs/picker.html#content">Picker</a></li><li><a style="margin-left:0;" class="" href="docs/progressbarandroid.html#content">ProgressBarAndroid</a></li><li><a style="margin-left:0;" class="" href="docs/progressviewios.html#content">ProgressViewIOS</a></li><li><a style="margin-left:0;" class="active" href="docs/refreshcontrol.html#content">RefreshControl</a></li><li><a style="margin-left:0;" class="" href="docs/scrollview.html#content">ScrollView</a></li><li><a style="margin-left:0;" class="" href="docs/segmentedcontrolios.html#content">SegmentedControlIOS</a></li><li><a style="margin-left:0;" class="" href="docs/slider.html#content">Slider</a></li><li><a style="margin-left:0;" class="" href="docs/sliderios.html#content">SliderIOS</a></li><li><a style="margin-left:0;" class="" href="docs/statusbar.html#content">StatusBar</a></li><li><a style="margin-left:0;" class="" href="docs/switch.html#content">Switch</a></li><li><a style="margin-left:0;" class="" href="docs/tabbarios.html#content">TabBarIOS</a></li><li><a style="margin-left:0;" class="" href="docs/tabbarios-item.html#content">TabBarIOS.Item</a></li><li><a style="margin-left:0;" class="" href="docs/text.html#content">Text</a></li><li><a style="margin-left:0;" class="" href="docs/textinput.html#content">TextInput</a></li><li><a style="margin-left:0;" class="" href="docs/toolbarandroid.html#content">ToolbarAndroid</a></li><li><a style="margin-left:0;" class="" href="docs/touchablehighlight.html#content">TouchableHighlight</a></li><li><a style="margin-left:0;" class="" href="docs/touchablenativefeedback.html#content">TouchableNativeFeedback</a></li><li><a style="margin-left:0;" class="" href="docs/touchableopacity.html#content">TouchableOpacity</a></li><li><a style="margin-left:0;" class="" href="docs/touchablewithoutfeedback.html#content">TouchableWithoutFeedback</a></li><li><a style="margin-left:0;" class="" href="docs/view.html#content">View</a></li><li><a style="margin-left:0;" class="" href="docs/viewpagerandroid.html#content">ViewPagerAndroid</a></li><li><a style="margin-left:0;" class="" href="docs/webview.html#content">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#content">ActionSheetIOS</a></li><li><a style="margin-left:0;" class="" href="docs/alert.html#content">Alert</a></li><li><a style="margin-left:0;" class="" href="docs/alertios.html#content">AlertIOS</a></li><li><a style="margin-left:0;" class="" href="docs/animated.html#content">Animated</a></li><li><a style="margin-left:0;" class="" href="docs/appregistry.html#content">AppRegistry</a></li><li><a style="margin-left:0;" class="" href="docs/appstateios.html#content">AppStateIOS</a></li><li><a style="margin-left:0;" class="" href="docs/appstate.html#content">AppState</a></li><li><a style="margin-left:0;" class="" href="docs/asyncstorage.html#content">AsyncStorage</a></li><li><a style="margin-left:0;" class="" href="docs/backandroid.html#content">BackAndroid</a></li><li><a style="margin-left:0;" class="" href="docs/cameraroll.html#content">CameraRoll</a></li><li><a style="margin-left:0;" class="" href="docs/clipboard.html#content">Clipboard</a></li><li><a style="margin-left:0;" class="" href="docs/datepickerandroid.html#content">DatePickerAndroid</a></li><li><a style="margin-left:0;" class="" href="docs/dimensions.html#content">Dimensions</a></li><li><a style="margin-left:0;" class="" href="docs/intentandroid.html#content">IntentAndroid</a></li><li><a style="margin-left:0;" class="" href="docs/interactionmanager.html#content">InteractionManager</a></li><li><a style="margin-left:0;" class="" href="docs/layoutanimation.html#content">LayoutAnimation</a></li><li><a style="margin-left:0;" class="" href="docs/linking.html#content">Linking</a></li><li><a style="margin-left:0;" class="" href="docs/linkingios.html#content">LinkingIOS</a></li><li><a style="margin-left:0;" class="" href="docs/nativemethodsmixin.html#content">NativeMethodsMixin</a></li><li><a style="margin-left:0;" class="" href="docs/netinfo.html#content">NetInfo</a></li><li><a style="margin-left:0;" class="" href="docs/panresponder.html#content">PanResponder</a></li><li><a style="margin-left:0;" class="" href="docs/pixelratio.html#content">PixelRatio</a></li><li><a style="margin-left:0;" class="" href="docs/pushnotificationios.html#content">PushNotificationIOS</a></li><li><a style="margin-left:0;" class="" href="docs/statusbarios.html#content">StatusBarIOS</a></li><li><a style="margin-left:0;" class="" href="docs/stylesheet.html#content">StyleSheet</a></li><li><a style="margin-left:0;" class="" href="docs/timepickerandroid.html#content">TimePickerAndroid</a></li><li><a style="margin-left:0;" class="" href="docs/toastandroid.html#content">ToastAndroid</a></li><li><a style="margin-left:0;" class="" href="docs/vibrationios.html#content">VibrationIOS</a></li><li><a style="margin-left:0;" class="" href="docs/vibration.html#content">Vibration</a></li></ul></div><div class="nav-docs-section"><h3>Polyfills</h3><ul><li><a style="margin-left:0;" class="" href="docs/flexbox.html#content">Flexbox</a></li><li><a style="margin-left:0;" class="" href="docs/shadowproptypesios.html#content">ShadowPropTypesIOS</a></li><li><a style="margin-left:0;" class="" href="docs/geolocation.html#content">Geolocation</a></li><li><a style="margin-left:0;" class="" href="docs/network.html#content">Network</a></li><li><a style="margin-left:0;" class="" href="docs/timers.html#content">Timers</a></li><li><a style="margin-left:0;" class="" href="docs/colors.html#content">Colors</a></li></ul></div></div><div class="inner-content"><a id="content"></a><table width="100%"><tbody><tr><td><h1><a class="anchor" name="refreshcontrol"></a>RefreshControl <a class="hash-link" href="docs/refreshcontrol.html#refreshcontrol">#</a></h1></td><td style="text-align:right;"><a target="_blank" href="https://github.com/facebook/react-native/blob/master/Libraries/Components/RefreshControl/RefreshControl.js">Edit on GitHub</a></td></tr></tbody></table><div><div><p>This component is used inside a ScrollView or ListView to add pull to refresh
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functionality. When the ScrollView is at <code>scrollY: 0</code>, swiping down
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triggers an <code>onRefresh</code> event.</p><h3><a class="anchor" name="usage-example"></a>Usage example <a class="hash-link" href="docs/refreshcontrol.html#usage-example">#</a></h3><div class="prism language-javascript">class <span class="token class-name">RefreshableList</span> extends <span class="token class-name">Component</span> <span class="token punctuation">{</span>
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<span class="token function">constructor<span class="token punctuation">(</span></span>props<span class="token punctuation">)</span> <span class="token punctuation">{</span>
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<span class="token function">super<span class="token punctuation">(</span></span>props<span class="token punctuation">)</span><span class="token punctuation">;</span>
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<span class="token keyword">this</span><span class="token punctuation">.</span>state <span class="token operator">=</span> <span class="token punctuation">{</span>
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refreshing<span class="token punctuation">:</span> <span class="token boolean">false</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 punctuation">}</span>
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<span class="token function">_onRefresh<span class="token punctuation">(</span></span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
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<span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">setState<span class="token punctuation">(</span></span><span class="token punctuation">{</span>refreshing<span class="token punctuation">:</span> <span class="token boolean">true</span><span class="token punctuation">}</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
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<span class="token function">fetchData<span class="token punctuation">(</span></span><span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">then<span class="token punctuation">(</span></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">this</span><span class="token punctuation">.</span><span class="token function">setState<span class="token punctuation">(</span></span><span class="token punctuation">{</span>refreshing<span class="token punctuation">:</span> <span class="token boolean">false</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><span class="token punctuation">;</span>
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<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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<ListView
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refreshControl<span class="token operator">=</span><span class="token punctuation">{</span>
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<RefreshControl
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refreshing<span class="token operator">=</span><span class="token punctuation">{</span><span class="token keyword">this</span><span class="token punctuation">.</span>state<span class="token punctuation">.</span>refreshing<span class="token punctuation">}</span>
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onRefresh<span class="token operator">=</span><span class="token punctuation">{</span><span class="token keyword">this</span><span class="token punctuation">.</span>_onRefresh<span class="token punctuation">.</span><span class="token function">bind<span class="token punctuation">(</span></span><span class="token keyword">this</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>
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<span class="token punctuation">.</span><span class="token punctuation">.</span><span class="token punctuation">.</span>
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<span class="token operator">></span>
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<span class="token punctuation">.</span><span class="token punctuation">.</span><span class="token punctuation">.</span>
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<<span class="token operator">/</span>ListView<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><span class="token punctuation">.</span><span class="token punctuation">.</span>
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<span class="token punctuation">}</span></div><p><strong>Note:</strong> <code>refreshing</code> is a controlled prop, this is why it needs to be set to true
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in the <code>onRefresh</code> function otherwise the refresh indicator will stop immediatly.</p></div><h3><a class="anchor" name="props"></a>Props <a class="hash-link" href="docs/refreshcontrol.html#props">#</a></h3><div class="props"><div class="prop"><h4 class="propTitle"><a class="anchor" name="view"></a><a href="docs/view.html#props">View props...</a> <a class="hash-link" href="docs/refreshcontrol.html#view">#</a></h4></div><div class="prop"><h4 class="propTitle"><a class="anchor" name="onrefresh"></a>onRefresh <span class="propType">function</span> <a class="hash-link" href="docs/refreshcontrol.html#onrefresh">#</a></h4><div><p>Called when the view starts refreshing.</p></div></div><div class="prop"><h4 class="propTitle"><a class="anchor" name="refreshing"></a>refreshing <span class="propType">bool</span> <a class="hash-link" href="docs/refreshcontrol.html#refreshing">#</a></h4><div><p>Whether the view should be indicating an active refresh.</p></div></div><div class="prop"><h4 class="propTitle"><a class="anchor" name="colors"></a><span class="platform">android</span>colors <span class="propType"><span>[<a href="docs/colors.html">color</a>]</span></span> <a class="hash-link" href="docs/refreshcontrol.html#colors">#</a></h4><div><p>The colors (at least one) that will be used to draw the refresh indicator.</p></div></div><div class="prop"><h4 class="propTitle"><a class="anchor" name="enabled"></a><span class="platform">android</span>enabled <span class="propType">bool</span> <a class="hash-link" href="docs/refreshcontrol.html#enabled">#</a></h4><div><p>Whether the pull to refresh functionality is enabled.</p></div></div><div class="prop"><h4 class="propTitle"><a class="anchor" name="progressbackgroundcolor"></a><span class="platform">android</span>progressBackgroundColor <span class="propType"><a href="docs/colors.html">color</a></span> <a class="hash-link" href="docs/refreshcontrol.html#progressbackgroundcolor">#</a></h4><div><p>The background color of the refresh indicator.</p></div></div><div class="prop"><h4 class="propTitle"><a class="anchor" name="size"></a><span class="platform">android</span>size <span class="propType">RefreshLayoutConsts.SIZE.DEFAULT</span> <a class="hash-link" href="docs/refreshcontrol.html#size">#</a></h4><div><p>Size of the refresh indicator, see RefreshControl.SIZE.</p></div></div><div class="prop"><h4 class="propTitle"><a class="anchor" name="tintcolor"></a><span class="platform">ios</span>tintColor <span class="propType"><a href="docs/colors.html">color</a></span> <a class="hash-link" href="docs/refreshcontrol.html#tintcolor">#</a></h4><div><p>The color of the refresh indicator.</p></div></div><div class="prop"><h4 class="propTitle"><a class="anchor" name="title"></a><span class="platform">ios</span>title <span class="propType">string</span> <a class="hash-link" href="docs/refreshcontrol.html#title">#</a></h4><div><p>The title displayed under the refresh indicator.</p></div></div></div></div><div><table width="100%"><tbody><tr><td><h3><a class="anchor" name="examples"></a>Examples <a class="hash-link" href="docs/refreshcontrol.html#examples">#</a></h3></td><td style="text-align:right;"><a target="_blank" href="https://github.com/facebook/react-native/blob/master/Examples/UIExplorer/RefreshControlExample.js">Edit on GitHub</a></td></tr></tbody></table><div class="prism language-javascript"><span class="token string">'use strict'</span><span class="token punctuation">;</span>
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const React <span class="token operator">=</span> <span class="token function">require<span class="token punctuation">(</span></span><span class="token string">'react-native'</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
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const <span class="token punctuation">{</span>
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ScrollView<span class="token punctuation">,</span>
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StyleSheet<span class="token punctuation">,</span>
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RefreshControl<span class="token punctuation">,</span>
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Text<span class="token punctuation">,</span>
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TouchableWithoutFeedback<span class="token punctuation">,</span>
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View<span class="token punctuation">,</span>
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<span class="token punctuation">}</span> <span class="token operator">=</span> React<span class="token punctuation">;</span>
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const styles <span class="token operator">=</span> StyleSheet<span class="token punctuation">.</span><span class="token function">create<span class="token punctuation">(</span></span><span class="token punctuation">{</span>
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row<span class="token punctuation">:</span> <span class="token punctuation">{</span>
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borderColor<span class="token punctuation">:</span> <span class="token string">'grey'</span><span class="token punctuation">,</span>
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borderWidth<span class="token punctuation">:</span> <span class="token number">1</span><span class="token punctuation">,</span>
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padding<span class="token punctuation">:</span> <span class="token number">20</span><span class="token punctuation">,</span>
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backgroundColor<span class="token punctuation">:</span> <span class="token string">'#3a5795'</span><span class="token punctuation">,</span>
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margin<span class="token punctuation">:</span> <span class="token number">5</span><span class="token punctuation">,</span>
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<span class="token punctuation">}</span><span class="token punctuation">,</span>
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text<span class="token punctuation">:</span> <span class="token punctuation">{</span>
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alignSelf<span class="token punctuation">:</span> <span class="token string">'center'</span><span class="token punctuation">,</span>
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color<span class="token punctuation">:</span> <span class="token string">'#fff'</span><span class="token punctuation">,</span>
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<span class="token punctuation">}</span><span class="token punctuation">,</span>
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scrollview<span class="token punctuation">:</span> <span class="token punctuation">{</span>
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flex<span class="token punctuation">:</span> <span class="token number">1</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 punctuation">}</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
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const Row <span class="token operator">=</span> React<span class="token punctuation">.</span><span class="token function">createClass<span class="token punctuation">(</span></span><span class="token punctuation">{</span>
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_onClick<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>
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<span class="token keyword">this</span><span class="token punctuation">.</span>props<span class="token punctuation">.</span><span class="token function">onClick<span class="token punctuation">(</span></span><span class="token keyword">this</span><span class="token punctuation">.</span>props<span class="token punctuation">.</span>data<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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render<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">return</span> <span class="token punctuation">(</span>
|
||
<TouchableWithoutFeedback onPress<span class="token operator">=</span><span class="token punctuation">{</span><span class="token keyword">this</span><span class="token punctuation">.</span>_onClick<span class="token punctuation">}</span> <span class="token operator">></span>
|
||
<View style<span class="token operator">=</span><span class="token punctuation">{</span>styles<span class="token punctuation">.</span>row<span class="token punctuation">}</span><span class="token operator">></span>
|
||
<Text style<span class="token operator">=</span><span class="token punctuation">{</span>styles<span class="token punctuation">.</span>text<span class="token punctuation">}</span><span class="token operator">></span>
|
||
<span class="token punctuation">{</span><span class="token keyword">this</span><span class="token punctuation">.</span>props<span class="token punctuation">.</span>data<span class="token punctuation">.</span>text <span class="token operator">+</span> <span class="token string">' ('</span> <span class="token operator">+</span> <span class="token keyword">this</span><span class="token punctuation">.</span>props<span class="token punctuation">.</span>data<span class="token punctuation">.</span>clicks <span class="token operator">+</span> <span class="token string">' clicks)'</span><span class="token punctuation">}</span>
|
||
<<span class="token operator">/</span>Text<span class="token operator">></span>
|
||
<<span class="token operator">/</span>View<span class="token operator">></span>
|
||
<<span class="token operator">/</span>TouchableWithoutFeedback<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><span class="token punctuation">)</span><span class="token punctuation">;</span>
|
||
|
||
const RefreshControlExample <span class="token operator">=</span> React<span class="token punctuation">.</span><span class="token function">createClass<span class="token punctuation">(</span></span><span class="token punctuation">{</span>
|
||
statics<span class="token punctuation">:</span> <span class="token punctuation">{</span>
|
||
title<span class="token punctuation">:</span> <span class="token string">'<RefreshControl>'</span><span class="token punctuation">,</span>
|
||
description<span class="token punctuation">:</span> <span class="token string">'Adds pull-to-refresh support to a scrollview.'</span>
|
||
<span class="token punctuation">}</span><span class="token punctuation">,</span>
|
||
|
||
<span class="token function">getInitialState<span class="token punctuation">(</span></span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
|
||
<span class="token keyword">return</span> <span class="token punctuation">{</span>
|
||
isRefreshing<span class="token punctuation">:</span> <span class="token boolean">false</span><span class="token punctuation">,</span>
|
||
loaded<span class="token punctuation">:</span> <span class="token number">0</span><span class="token punctuation">,</span>
|
||
rowData<span class="token punctuation">:</span> Array<span class="token punctuation">.</span><span class="token function">from<span class="token punctuation">(</span></span><span class="token keyword">new</span> <span class="token class-name">Array</span><span class="token punctuation">(</span><span class="token number">20</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">map<span class="token punctuation">(</span></span>
|
||
<span class="token punctuation">(</span>val<span class="token punctuation">,</span> i<span class="token punctuation">)</span> <span class="token operator">=</span><span class="token operator">></span> <span class="token punctuation">(</span><span class="token punctuation">{</span>text<span class="token punctuation">:</span> <span class="token string">'Initial row '</span> <span class="token operator">+</span> i<span class="token punctuation">,</span> clicks<span class="token punctuation">:</span> <span class="token number">0</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 class="token punctuation">,</span>
|
||
|
||
<span class="token function">_onClick<span class="token punctuation">(</span></span>row<span class="token punctuation">)</span> <span class="token punctuation">{</span>
|
||
row<span class="token punctuation">.</span>clicks<span class="token operator">++</span><span class="token punctuation">;</span>
|
||
<span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">setState<span class="token punctuation">(</span></span><span class="token punctuation">{</span>
|
||
rowData<span class="token punctuation">:</span> <span class="token keyword">this</span><span class="token punctuation">.</span>state<span class="token punctuation">.</span>rowData<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 function">render<span class="token punctuation">(</span></span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
|
||
const rows <span class="token operator">=</span> <span class="token keyword">this</span><span class="token punctuation">.</span>state<span class="token punctuation">.</span>rowData<span class="token punctuation">.</span><span class="token function">map<span class="token punctuation">(</span></span><span class="token punctuation">(</span>row<span class="token punctuation">,</span> ii<span class="token punctuation">)</span> <span class="token operator">=</span><span class="token operator">></span> <span class="token punctuation">{</span>
|
||
<span class="token keyword">return</span> <Row key<span class="token operator">=</span><span class="token punctuation">{</span>ii<span class="token punctuation">}</span> data<span class="token operator">=</span><span class="token punctuation">{</span>row<span class="token punctuation">}</span> onClick<span class="token operator">=</span><span class="token punctuation">{</span><span class="token keyword">this</span><span class="token punctuation">.</span>_onClick<span class="token punctuation">}</span><span class="token operator">/</span><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 keyword">return</span> <span class="token punctuation">(</span>
|
||
<ScrollView
|
||
style<span class="token operator">=</span><span class="token punctuation">{</span>styles<span class="token punctuation">.</span>scrollview<span class="token punctuation">}</span>
|
||
refreshControl<span class="token operator">=</span><span class="token punctuation">{</span>
|
||
<RefreshControl
|
||
refreshing<span class="token operator">=</span><span class="token punctuation">{</span><span class="token keyword">this</span><span class="token punctuation">.</span>state<span class="token punctuation">.</span>isRefreshing<span class="token punctuation">}</span>
|
||
onRefresh<span class="token operator">=</span><span class="token punctuation">{</span><span class="token keyword">this</span><span class="token punctuation">.</span>_onRefresh<span class="token punctuation">}</span>
|
||
tintColor<span class="token operator">=</span><span class="token string">"#ff0000"</span>
|
||
title<span class="token operator">=</span><span class="token string">"Loading..."</span>
|
||
colors<span class="token operator">=</span><span class="token punctuation">{</span><span class="token punctuation">[</span><span class="token string">'#ff0000'</span><span class="token punctuation">,</span> <span class="token string">'#00ff00'</span><span class="token punctuation">,</span> <span class="token string">'#0000ff'</span><span class="token punctuation">]</span><span class="token punctuation">}</span>
|
||
progressBackgroundColor<span class="token operator">=</span><span class="token string">"#ffff00"</span>
|
||
<span class="token operator">/</span><span class="token operator">></span>
|
||
<span class="token punctuation">}</span><span class="token operator">></span>
|
||
<span class="token punctuation">{</span>rows<span class="token punctuation">}</span>
|
||
<<span class="token operator">/</span>ScrollView<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 function">_onRefresh<span class="token punctuation">(</span></span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
|
||
<span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">setState<span class="token punctuation">(</span></span><span class="token punctuation">{</span>isRefreshing<span class="token punctuation">:</span> <span class="token boolean">true</span><span class="token punctuation">}</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
|
||
<span class="token function">setTimeout<span class="token punctuation">(</span></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>
|
||
<span class="token comment" spellcheck="true"> // prepend 10 items
|
||
</span> const rowData <span class="token operator">=</span> Array<span class="token punctuation">.</span><span class="token function">from<span class="token punctuation">(</span></span><span class="token keyword">new</span> <span class="token class-name">Array</span><span class="token punctuation">(</span><span class="token number">10</span><span class="token punctuation">)</span><span class="token punctuation">)</span>
|
||
<span class="token punctuation">.</span><span class="token function">map<span class="token punctuation">(</span></span><span class="token punctuation">(</span>val<span class="token punctuation">,</span> i<span class="token punctuation">)</span> <span class="token operator">=</span><span class="token operator">></span> <span class="token punctuation">(</span><span class="token punctuation">{</span>
|
||
text<span class="token punctuation">:</span> <span class="token string">'Loaded row '</span> <span class="token operator">+</span> <span class="token punctuation">(</span><span class="token operator">+</span><span class="token keyword">this</span><span class="token punctuation">.</span>state<span class="token punctuation">.</span>loaded <span class="token operator">+</span> i<span class="token punctuation">)</span><span class="token punctuation">,</span>
|
||
clicks<span class="token punctuation">:</span> <span class="token number">0</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 function">concat<span class="token punctuation">(</span></span><span class="token keyword">this</span><span class="token punctuation">.</span>state<span class="token punctuation">.</span>rowData<span class="token punctuation">)</span><span class="token punctuation">;</span>
|
||
|
||
<span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">setState<span class="token punctuation">(</span></span><span class="token punctuation">{</span>
|
||
loaded<span class="token punctuation">:</span> <span class="token keyword">this</span><span class="token punctuation">.</span>state<span class="token punctuation">.</span>loaded <span class="token operator">+</span> <span class="token number">10</span><span class="token punctuation">,</span>
|
||
isRefreshing<span class="token punctuation">:</span> <span class="token boolean">false</span><span class="token punctuation">,</span>
|
||
rowData<span class="token punctuation">:</span> rowData<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 number">5000</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>
|
||
|
||
module<span class="token punctuation">.</span>exports <span class="token operator">=</span> RefreshControlExample<span class="token punctuation">;</span></div></div><div class="docs-prevnext"><a class="docs-next" href="docs/scrollview.html#content">Next →</a></div></div><div class="column-left"><p><a class="modal-button-open"><strong>Run this example</strong></a></p><div class="modal-button-open modal-button-open-img"><img alt="Run example in simulator" width="170" height="356" src="img/uiexplorer_main_ios.png"></div><div><div class="modal"><div class="modal-content"><button class="modal-button-close">×</button><div class="center"><iframe class="simulator" src="https://appetize.io/embed/7vdfm9h3e6vuf4gfdm7r5rgc48?device=iphone6s&scale=60&autoplay=false&orientation=portrait&osVersion=9.2&deviceColor=white&params=%7B%22route%22%3A%22RefreshControl%22%7D" width="256" height="550" scrolling="no"></iframe><p>Powered by <a target="_blank" href="https://appetize.io">appetize.io</a></p></div></div></div><div class="modal-backdrop"></div></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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