69 строки
1.4 KiB
JavaScript
69 строки
1.4 KiB
JavaScript
/**
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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* @format
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* @flow
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*/
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'use strict';
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const React = require('react');
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const {StyleSheet, Text, TouchableHighlight, View} = require('react-native');
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class RootViewSizeFlexibilityExampleApp extends React.Component<
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{toggled: boolean, ...},
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any,
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> {
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constructor(props: {toggled: boolean, ...}) {
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super(props);
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this.state = {toggled: false};
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}
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_onPressButton() {
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this.setState({toggled: !this.state.toggled});
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}
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render(): React.Node {
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const viewStyle = this.state.toggled
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? styles.bigContainer
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: styles.smallContainer;
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return (
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<TouchableHighlight onPress={this._onPressButton.bind(this)}>
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<View style={viewStyle}>
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<View style={styles.center}>
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<Text style={styles.whiteText}>React Native Button</Text>
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</View>
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</View>
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</TouchableHighlight>
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);
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}
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}
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const styles = StyleSheet.create({
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bigContainer: {
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flex: 1,
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height: 60,
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backgroundColor: 'gray',
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},
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smallContainer: {
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flex: 1,
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height: 40,
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backgroundColor: 'gray',
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},
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center: {
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flex: 1,
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alignItems: 'center',
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justifyContent: 'center',
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},
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whiteText: {
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color: 'white',
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},
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});
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module.exports = RootViewSizeFlexibilityExampleApp;
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