Expo
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API Reference
Get Started
Guides
Feature Preview
API Reference
SDK37
Latest (SDK41)
SDK41
SDK40
SDK39
SDK38
SDK37
SDK36
Configuration Files
app.json / app.config.js
metro.config.js
Expo SDK
AR
Accelerometer
Admob
Amplitude
AppAuth
AppLoading
Appearance
AppleAuthentication
Application
ART
Asset
Audio
AuthSession
AV
BackgroundFetch
BarCodeScanner
Barometer
Battery
BlurView
Branch
Brightness
Calendar
Camera
captureRef
Cellular
Constants
Contacts
Crypto
DateTimePicker
Device
DeviceMotion
DocumentPicker
ErrorRecovery
FacebookAds
Facebook
FaceDetector
FileSystem
FirebaseAnalytics
FirebaseCore
FirebaseRecaptcha
Font
GestureHandler
GLView
GoogleSignIn
Google
Gyroscope
Haptics
ImageManipulator
ImagePicker
InAppPurchases
IntentLauncher
KeepAwake
LinearGradient
Linking
LocalAuthentication
Localization
Location
Lottie
Magnetometer
MailComposer
MapView
MaskedView
MediaLibrary
NetInfo
Network
Notifications
Payments
Pedometer
Permissions
Print
Random
Reanimated
registerRootComponent
SafeAreaContext
ScreenOrientation
Screens
SecureStore
Segment
Sensors
SharedElement
Sharing
SMS
Speech
SplashScreen
SQLite
StatusBar
StoreReview
Svg
TaskManager
Updates
VideoThumbnails
Video
ViewPager
WebBrowser
WebView
React Native
Learn the Basics
Props
State
Style
Height and Width
Layout with Flexbox
Handling Text Input
Handling Touches
Using a ScrollView
Using List Views
Networking
Platform Specific Code
Images
Animations
Accessibility
Timers
Gesture Responder System
JavaScript Environment
Direct Manipulation
Color Reference
ActivityIndicator
Button
DatePickerIOS
FlatList
Image
InputAccessoryView
KeyboardAvoidingView
Modal
Picker
PickerIOS
ProgressBarAndroid
ProgressViewIOS
RefreshControl
SafeAreaView
ScrollView
SectionList
SegmentedControlIOS
Slider
StatusBar
Switch
Text
TextInput
ToolbarAndroid
TouchableHighlight
TouchableNativeFeedback
TouchableOpacity
TouchableWithoutFeedback
View
ViewPagerAndroid
VirtualizedList
AccessibilityInfo
ActionSheetIOS
Alert
AlertIOS
Animated
AppState
AsyncStorage
BackHandler
Clipboard
DatePickerAndroid
Dimensions
Easing
Image Style Props
InteractionManager
Keyboard
Layout Props
LayoutAnimation
PanResponder
PixelRatio
Shadow Props
Share
StatusBarIOS
StyleSheet
Text Style Props
TimePickerAndroid
ToastAndroid
Transforms
Vibration
View Style Props
Fast Refresh
ImageBackground
Optimizing Flatlist Configuration
Using TypeScript with React Native
ProgressViewIOS
Uses
ProgressViewIOS
to render a UIProgressView on iOS.
Reference
Props
Inherits
View Props
.
progress
The progress value (between 0 and 1).
Type
Required
number
No
progressImage
A stretchable image to display as the progress bar.
Type
Required
Image.propTypes.source
No
progressTintColor
The tint color of the progress bar itself.
Type
Required
string
No
progressViewStyle
The progress bar style.
Type
Required
enum('default', 'bar')
No
trackImage
A stretchable image to display behind the progress bar.
Type
Required
Image.propTypes.source
No
trackTintColor
The tint color of the progress bar track.
Type
Required
string
No
Props
progress
progressImage
progressTintColor
progressViewStyle
trackImage
trackTintColor