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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,37 +1,112 @@ | ||
| import React from 'react'; | ||
| import { Button, StyleSheet, Text, View } from 'react-native'; | ||
| import { getTimeSinceStartup } from 'react-native-startup-time'; | ||
| import React, { Fragment } from 'react'; | ||
| import { | ||
| SafeAreaView, | ||
| ScrollView, | ||
| StatusBar, | ||
| StyleSheet, | ||
| Text, | ||
| View, | ||
| } from 'react-native'; | ||
|
|
||
| const styles = StyleSheet.create({ | ||
| container: { | ||
| ...StyleSheet.absoluteFillObject, | ||
| alignItems: 'center', | ||
| justifyContent: 'center', | ||
| }, | ||
| label: { | ||
| marginTop: 16, | ||
| }, | ||
| }); | ||
| import { | ||
| Colors, | ||
| DebugInstructions, | ||
| Header, | ||
| LearnMoreLinks, | ||
| ReloadInstructions, | ||
| } from 'react-native/Libraries/NewAppScreen'; | ||
| import { StartupTime } from 'react-native-startup-time'; | ||
|
|
||
| const App = () => { | ||
| const [label, setLabel] = React.useState(''); | ||
| const refreshLabel = React.useCallback(() => { | ||
| getTimeSinceStartup().then((time) => { | ||
| console.log(`Time since startup: ${time} ms`); | ||
| setLabel(`Time since startup: ${time} ms`); | ||
| }); | ||
| }, []); | ||
| React.useEffect(() => { | ||
| refreshLabel(); | ||
| }, [refreshLabel]); | ||
| return ( | ||
| <View style={styles.container}> | ||
| <Button title="Refresh" onPress={refreshLabel} /> | ||
| <Text style={styles.label}>{label}</Text> | ||
| </View> | ||
| <Fragment> | ||
| <StatusBar barStyle="dark-content" /> | ||
| <SafeAreaView> | ||
| <ScrollView | ||
| contentInsetAdjustmentBehavior="automatic" | ||
| style={styles.scrollView} | ||
| > | ||
| <Header /> | ||
| {global.HermesInternal == null ? null : ( | ||
| <View style={styles.engine}> | ||
| <Text style={styles.footer}>Engine: Hermes</Text> | ||
| </View> | ||
| )} | ||
| <View style={styles.body}> | ||
| <View style={styles.sectionContainer}> | ||
| <Text style={styles.sectionTitle}>Step One</Text> | ||
| <Text style={styles.sectionDescription}> | ||
| Edit <Text style={styles.highlight}>App.js</Text> to change this | ||
| screen and then come back to see your edits. | ||
| </Text> | ||
| </View> | ||
| <View style={styles.sectionContainer}> | ||
| <Text style={styles.sectionTitle}>See Your Changes</Text> | ||
| <Text style={styles.sectionDescription}> | ||
| <ReloadInstructions /> | ||
| </Text> | ||
| </View> | ||
| <View style={styles.sectionContainer}> | ||
| <Text style={styles.sectionTitle}>Debug</Text> | ||
| <Text style={styles.sectionDescription}> | ||
| <DebugInstructions /> | ||
| </Text> | ||
| </View> | ||
| <View style={styles.sectionContainer}> | ||
| <Text style={styles.sectionTitle}>Learn More</Text> | ||
| <Text style={styles.sectionDescription}> | ||
| Read the docs to discover what to do next: | ||
| </Text> | ||
| </View> | ||
| <LearnMoreLinks /> | ||
| </View> | ||
| </ScrollView> | ||
| <StartupTime ready={true} style={styles.startupTime} /> | ||
| </SafeAreaView> | ||
| </Fragment> | ||
| ); | ||
| }; | ||
|
|
||
| App.displayName = 'App'; | ||
| const styles = StyleSheet.create({ | ||
| scrollView: { | ||
| backgroundColor: Colors.lighter, | ||
| }, | ||
| engine: { | ||
| position: 'absolute', | ||
| right: 0, | ||
| }, | ||
| body: { | ||
| backgroundColor: Colors.white, | ||
| }, | ||
| sectionContainer: { | ||
| marginTop: 32, | ||
| paddingHorizontal: 24, | ||
| }, | ||
| sectionTitle: { | ||
| fontSize: 24, | ||
| fontWeight: '600', | ||
| color: Colors.black, | ||
| }, | ||
| sectionDescription: { | ||
| marginTop: 8, | ||
| fontSize: 18, | ||
| fontWeight: '400', | ||
| color: Colors.dark, | ||
| }, | ||
| highlight: { | ||
| fontWeight: '700', | ||
| }, | ||
| footer: { | ||
| color: Colors.dark, | ||
| fontSize: 12, | ||
| fontWeight: '600', | ||
| padding: 4, | ||
| paddingRight: 12, | ||
| textAlign: 'right', | ||
| }, | ||
| startupTime: { | ||
| top: 24, | ||
| }, | ||
| }); | ||
|
|
||
| export default App; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
|
|
@@ -3047,9 +3047,9 @@ minimist@^1.1.1, minimist@^1.2.0: | |
| integrity sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ= | ||
|
|
||
| minipass@^2.2.1, minipass@^2.3.5: | ||
| version "2.5.0" | ||
| resolved "https://registry.yarnpkg.com/minipass/-/minipass-2.5.0.tgz#dddb1d001976978158a05badfcbef4a771612857" | ||
| integrity sha512-9FwMVYhn6ERvMR8XFdOavRz4QK/VJV8elU1x50vYexf9lslDcWe/f4HBRxCPd185ekRSjU6CfYyJCECa/CQy7Q== | ||
| version "2.5.1" | ||
| resolved "https://registry.yarnpkg.com/minipass/-/minipass-2.5.1.tgz#cf435a9bf9408796ca3a3525a8b851464279c9b8" | ||
| integrity sha512-dmpSnLJtNQioZFI5HfQ55Ad0DzzsMAb+HfokwRTNXwEQjepbTkl5mtIlSVxGIkOkxlpX7wIn5ET/oAd9fZ/Y/Q== | ||
| dependencies: | ||
| safe-buffer "^5.1.2" | ||
| yallist "^3.0.0" | ||
|
|
@@ -3644,7 +3644,7 @@ react-is@^16.8.1, react-is@^16.8.4: | |
| integrity sha512-tJBzzzIgnnRfEm046qRcURvwQnZVXmuCbscxUO5RWrGTXpon2d4c8mI0D8WE6ydVIm29JiLB6+RslkIvym9Rjw== | ||
|
|
||
| "react-native-startup-time@file:..": | ||
| version "1.0.0-alpha1" | ||
| version "1.0.0" | ||
|
|
||
| [email protected]: | ||
| version "0.60.5" | ||
|
|
@@ -3689,9 +3689,9 @@ react-proxy@^1.1.7: | |
| react-deep-force-update "^1.0.0" | ||
|
|
||
| react-refresh@^0.4.0: | ||
| version "0.4.1" | ||
| resolved "https://registry.yarnpkg.com/react-refresh/-/react-refresh-0.4.1.tgz#2b1e4b1fe932de30c32aec25a0ac777e60bc156e" | ||
| integrity sha512-My+vtJ3hCT2sOog3g0h9a9J96IaHkIAcencxhe7HtMVQYpNNyJnr+bE9bjcwfwTBi13tkb7oDDCbRtfvK7iiKQ== | ||
| version "0.4.2" | ||
| resolved "https://registry.yarnpkg.com/react-refresh/-/react-refresh-0.4.2.tgz#54a277a6caaac2803d88f1d6f13c1dcfbd81e334" | ||
| integrity sha512-kv5QlFFSZWo7OlJFNYbxRtY66JImuP2LcrFgyJfQaf85gSP+byzG21UbDQEYjU7f//ny8rwiEkO6py2Y+fEgAQ== | ||
|
|
||
| react-transform-hmr@^1.0.4: | ||
| version "1.0.4" | ||
|
|
||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1 +1,8 @@ | ||
| import * as React from 'react'; | ||
| import { StyleProp, ViewStyle } from 'react-native'; | ||
|
|
||
| export declare const getTimeSinceStartup: () => Promise<number>; | ||
| export declare const StartupTime: React.FC<{ | ||
| style?: StyleProp<ViewStyle>; | ||
| ready?: boolean; | ||
| }>; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,5 +1,34 @@ | ||
| import { NativeModules } from 'react-native'; | ||
| import React from 'react'; | ||
| import { NativeModules, StyleSheet, Text, View } from 'react-native'; | ||
|
|
||
| const { RNStartupTime } = NativeModules; | ||
|
|
||
| const styles = StyleSheet.create({ | ||
| container: { | ||
| position: 'absolute', | ||
| backgroundColor: '#FFF', | ||
| top: 8, | ||
| right: 8, | ||
| padding: 8, | ||
| }, | ||
| }); | ||
|
|
||
| export const getTimeSinceStartup = () => RNStartupTime.getTimeSinceStartup(); | ||
|
|
||
| export const StartupTime = ({ style, ready = true }) => { | ||
| const [time, setTime] = React.useState(''); | ||
| const [layoutComplete, setLayoutComplete] = React.useState(''); | ||
| const onLayout = React.useCallback(() => setLayoutComplete(true), [ | ||
| setLayoutComplete, | ||
| ]); | ||
| React.useEffect(() => { | ||
| if (ready && layoutComplete) { | ||
| getTimeSinceStartup().then((t) => setTime(t)); | ||
| } | ||
| }, [ready, layoutComplete, setTime]); | ||
| return ( | ||
| <View style={[styles.container, style]} onLayout={onLayout}> | ||
| <Text>{`startup time: ${time} ms`}</Text> | ||
| </View> | ||
| ); | ||
| }; |
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