import React, {Component} from 'react'; import {Text, View} from 'react-native'; import {Button, Slider} from "@ant-design/react-native"; import SyncStorage from "sync-storage"; import ReadUHF from "../../utils/ReadUHF"; class setPower extends Component { constructor(props) { super(props); this.state = { power: 30, }; } componentDidMount() { const power = SyncStorage.get('power'); this.setState({power: power}) } _savePower = () => { SyncStorage.set('power', this.state.power); ReadUHF.setPower(parseInt(this.state.power)) this.props.navigation.goBack(); } render() { return ( 当前功率:{this.state.power} { this.setState({power: parseInt(value)}) }} min={5} max={30}/> ) } } export default setPower