在React Native中接收GPS数据时禁止渲染

import React, { Component } from 'react';
import { View, Text } from 'react-native';

class GPSComponent extends Component {
  constructor(props) {
    super(props);
    this.state = {
      isReceivingGPSData: false,
    };
  }

  componentDidMount() {
    // 注册GPS数据接收的监听器
    GPSManager.addListener(this.handleGPSData);
  }

  componentWillUnmount() {
    // 取消GPS数据接收的监听器
    GPSManager.removeListener(this.handleGPSData);
  }

  handleGPSData = (data) => {
    // 处理接收到的GPS数据
    // 更新isReceivingGPSData状态为true
    this.setState({ isReceivingGPSData: true });
  }

  render() {
    const { isReceivingGPSData } = this.state;

    // 根据isReceivingGPSData状态来决定是否渲染GPS数据相关的UI组件
    return (
      <View>
        {isReceivingGPSData ? (
          <Text>正在接收GPS数据...</Text>
        ) : null}
      </View>
    );
  }
}

export default GPSComponent;