ProgressViewIOS#progressTintColor

progressTintColor string The tint color of the progress bar itself.

Alert.alert()

static alert(title, message?, buttons?, type?)

ToolbarAndroid#testID

testID string Used to locate this view in end-to-end tests.

ScrollView#maximumZoomScale

iosmaximumZoomScale number The maximum allowed zoom scale. The default value is 1.0.

Integrating with Existing Apps

Since React makes no assumptions about the rest of your technology stack, it's easily embeddable within an existing non-React Native app. Requirements an existing, gradle-based Android app Node.js, see Getting Started for setup instructions Prepare your app In your app's build.gradle file add the React Native dependency: compile "com.facebook.react:react-native:+" // From node_modules In your project's build.gradle file add an entry for the local React Native maven directory: allprojects

PushNotificationIOS.removeEventListener()

static removeEventListener(type, handler) Removes the event listener. Do this in componentWillUnmount to prevent memory leaks

Slider#onSlidingComplete

onSlidingComplete function Callback called when the user finishes changing the value (e.g. when the slider is released).

WebView#scalesPageToFit

scalesPageToFit bool Sets whether the webpage scales to fit the view and the user can change the scale.

TouchableHighlight#onHideUnderlay

onHideUnderlay function Called immediately after the underlay is hidden

Animated.stagger()

static stagger(time, animations) Array of animations may run in parallel (overlap), but are started in sequence with successive delays. Nice for doing trailing effects.