mirror of
https://github.com/zhigang1992/react-navigation.git
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126 lines
2.8 KiB
JavaScript
126 lines
2.8 KiB
JavaScript
import React, { Component } from 'react';
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import {
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StyleSheet,
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Button,
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View,
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TextInput,
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Animated,
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Image,
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requireNativeComponent,
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} from 'react-native';
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import { createStackNavigator } from 'react-navigation';
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// import { createStackNavigator } from './react-navigation/react-navigation';
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export const LifecycleAwareView = requireNativeComponent(
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'RNSLifecycleAwareView',
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null
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);
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const IMGS = [
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require('./img/dawid-zawila-628275-unsplash.jpg'),
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require('./img/dawid-zawila-715178-unsplash.jpg'),
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require('./img/janusz-maniak-143024-unsplash.jpg'),
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require('./img/janusz-maniak-272680-unsplash.jpg'),
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];
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const Background = ({ index }) => (
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<Image
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resizeMode="cover"
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source={IMGS[index % IMGS.length]}
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style={{
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opacity: 0.5,
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width: null,
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height: null,
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...StyleSheet.absoluteFillObject,
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}}
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/>
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);
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class DetailsScreen extends React.Component {
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static navigationOptions = ({ navigation }) => {
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return {
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title: 'Details screen #' + navigation.getParam('index', '0'),
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};
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};
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animvalue = new Animated.Value(0);
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rotation = this.animvalue.interpolate({
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inputRange: [0, 1],
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outputRange: ['0deg', '360deg'],
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});
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state = { count: 1, text: '' };
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componentDidMount() {
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Animated.loop(
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Animated.timing(this.animvalue, {
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toValue: 1,
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duration: 1000,
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useNativeDriver: false,
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})
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).start();
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setInterval(() => this.setState({ count: this.state.count + 1 }), 500);
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}
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render() {
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const index = this.props.navigation.getParam('index', 0);
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return (
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<View style={{ flex: 1, alignItems: 'center', justifyContent: 'center' }}>
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<Background index={index} />
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<Button
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title="More details"
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onPress={() =>
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this.props.navigation.push('Details', {
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index: index + 1,
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})
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}
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/>
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<TextInput
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placeholder="Hello"
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style={styles.textInput}
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onChangeText={text => this.setState({ text })}
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text={this.state.text}
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/>
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<Animated.View
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style={{
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transform: [
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{
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rotate: this.rotation,
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},
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],
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marginTop: 20,
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borderColor: 'blue',
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borderWidth: 3,
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width: 20,
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height: 20,
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}}
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/>
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</View>
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);
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}
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}
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const App = createStackNavigator(
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{
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Details: DetailsScreen,
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},
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{
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initialRouteName: 'Details',
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}
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);
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const styles = StyleSheet.create({
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container: {
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flex: 1,
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justifyContent: 'center',
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alignItems: 'center',
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backgroundColor: '#F5FCFF',
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},
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textInput: {
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backgroundColor: 'white',
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borderWidth: 1,
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padding: 10,
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marginHorizontal: 20,
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alignSelf: 'stretch',
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borderColor: 'black',
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},
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});
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export default App;
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