React Google Maps在使用StandaloneSearchBox组件时遇到了'加载”状态的问题
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P粉138711794 2023-08-29 09:07:27
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<p>我在我的React JS页面上有一个页面,我正在尝试允许公司注册我的网站并添加他们的位置,以便其他公司前来租赁、购买等。如果可以的话,我还需要添加标记。我已经在我的页面上放置了Google地图,但是,我无法将搜索栏(<code>StandaloneSearchBox</code>)放在页面上,因为它一直处于“加载”状态。这是我的代码:</p> <pre class="brush:php;toolbar:false;">import {useState, useEffect } from 'react' import { GoogleMap, StandaloneSearchBox, LoadScript } from '@react-google-maps/api'; const initialState = { company: '', email: '', password: '', isMember: true, } const Register = () => { const mapContainerStyle = { height: "400px", width: "800px" } const center = { lat: -3.745, lng: -38.523 }; const [values, setValues] = useState(initialState) // global state and useNavigate const handleChange = (e) => { console.log(e.target) } const onSubmit = (e) => { e.preventDefault() console.log(e.target) } const handleLoad = ref => this.searchBox = ref; const handlePlacesChanged = () => console.log(this.searchBox.getPlaces()); return ( <body class="page-template-default page page-id-13"> <header class="site-header"> <div class="container"> <h1 class="school-logo-text float-left"><a href="/landing"><strong>Direct</strong> Connection</a></h1> <div class="site-header__util"> </div> </div> </header> <div class="page-banner"> <div class="page-banner__bg-image" style={ { backgroundImage: "url('connection.jpg')" } }></div> <div class="page-banner__content container container--narrow"> <h1 class="page-banner__title">Register</h1> <div class="page-banner__intro"> <p></p> </div> </div> </div>

想要加入并与公司建立联系?注册并推广您的公司:</h2> <输入id=“图像”;类型=“文件”名称=“个人资料照片” placeholder="照片";必需=“”捕获></输入> <标签类别=“公司名称”>公司名称 <div class="company-input"> <标签类别=“公司电子邮件”>电子邮件 ; <footer class="site-footer"> <div class="site-footer__inner container container--narrow"> <div class="group"> <div class="site-footer__col-one"> <h1 class="school-logo-text school-logo-text--alt-color"> <a href="/landing"><strong>Direct</strong> Connection</a> </h1> <p><a class="site-footer__link" href="index.html">706-263-0175</a></p> </div> </div> </div> </footer> </body> ) } export default Register</pre> <p>我尝试添加更多的导入,比如从../api/docs文件夹中的<code>ScriptLoaded</code>文件,但是这会导致整个页面变空白。如果我从<code>import {} from '@react-google-maps/api'</code>和<code>LoadScript GoogleMap</code>代码中删除<code>StandaloneSearchBox</code>,它就可以在页面上正常显示,只是没有搜索栏和标记来搜索地址(<code>StandaloneSearchBox</code>)</p>

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全部回复(1)
P粉810050669

我认为问题在于没有库。为了显示搜索框,必须有一个库。const lib = ['places'];将places设置为一个库,该库必须添加到LoadScript代码中,其中包含您的API密钥。更新后的代码应该已经解决了这个问题:

import {useState, useEffect } from 'react'
import { GoogleMap, LoadScript, StandaloneSearchBox } from '@react-google-maps/api'
const lib = ['places'];
const mapContainerStyle = {
  height: "400px",
  width: "800px"
}

const center = {
  lat: -3.745,
  lng: -38.523
};
  
const position = {
  lat: 37.772,
  lng: -122.214
}


const initialState = {
  company: '',
  email: '',
  password: '',
  isMember: true,
}

  const Register = () => {

    
    const [searchBox, setSearchBox] = useState(null);

  const handlePlacesChanged = () => console.log(searchBox.getPlaces());
  const handleLoad = ref => {
    setSearchBox(ref);
  };

    

  const [values, setValues] = useState(initialState)

  // global state and useNavigate
  const handleChange = (e) => {
    console.log(e.target)
  }

  const onSubmit = (e) => {
    e.preventDefault()
    console.log(e.target)
  }

    
      return (
        <body class="page-template-default page page-id-13">
        <header class="site-header">
              <div class="container">
              <h1 class="school-logo-text float-left"><a href="/landing"><strong>Direct</strong> Connection</a></h1>
                         <div class="site-header__util">
                                        </div>
                </div>
                </header>

    <div class="page-banner">
     <div class="page-banner__bg-image" style={ { backgroundImage: "url('connection.jpg')" } }></div>
      <div class="page-banner__content container container--narrow">
        <h1 class="page-banner__title">Register</h1>
        <div class="page-banner__intro">
            <p></p>
        </div>
      </div>
    </div>

<div class="container container--narrow page-section">
  <h2 class="headline headline--tiny">Want to join and connect with companies? Sign up and get your company out there:</h2>
  
    <label class="header">Profile Photo:</label>
      <input id="image" type="file" name="profile_photo" placeholder="Photo" required="" capture></input>
    <label class="company-name">Company Name</label>
      <div class="company-input">
        <input text="headline headline--input" placeholder="Enter Company"></input>
      </div>
    <label class="company-email">Email</label>
          <div class="email-input">
          <input text="headline headline--input" placeholder="Enter Email"></input>
          </div>

     <label class="company-map">Map</label>   

    
  
    <LoadScript
    googleMapsApiKey='API_HERE'
    libraries={lib}
    >
        <GoogleMap
          mapContainerStyle={mapContainerStyle}
          center={center}
          zoom={10}
        >
          <>
           <StandaloneSearchBox
          onLoad={handleLoad}
          onPlacesChanged={handlePlacesChanged}
        >
          
          <input
            type="text"
            placeholder="Search"
            style={{
              boxSizing: `border-box`,
              border: `1px solid transparent`,
              width: `240px`,
              height: `32px`,
              padding: `0 12px`,
              borderRadius: `3px`,
              boxShadow: `0 2px 6px rgba(0, 0, 0, 0.3)`,
              fontSize: `14px`,
              outline: `none`,
              textOverflow: `ellipses`,
              position: "absolute",
              left: "50%",
              marginLeft: "-120px"
            }}
          />
        </StandaloneSearchBox>
        </>
        </GoogleMap>
</LoadScript>
        </div>  
     

    <footer class="site-footer">
                  <div class="site-footer__inner container container--narrow">
                    <div class="group">
                      <div class="site-footer__col-one">
                        <h1 class="school-logo-text school-logo-text--alt-color">
                          <a href="/landing"><strong>Direct</strong> Connection</a>
                        </h1>
                        <p><a class="site-footer__link" href="index.html">706-263-0175</a></p>
                      </div>
                    </div>
                  </div>
            </footer>

</body>
    )
}
  

export default Register
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