Google地图地址自动填充在ASP.NET MVC中不起作用

时间:2017-07-28 12:46:15

标签: javascript c# asp.net-mvc google-maps google-maps-api-3

我正在尝试在我的应用中添加Google地图自动填充地址表单。如下例所示: [在此输入图像说明] [1]

https://developers.google.com/maps/documentation/javascript/examples/places-autocomplete-addressform

<!DOCTYPE html>
<html>
  <head>
    <title>Place Autocomplete Address Form</title>
    <meta name="viewport" content="initial-scale=1.0, user-scalable=no">
    <meta charset="utf-8">
    <style>
      /* Always set the map height explicitly to define the size of the div
       * element that contains the map. */
      #map {
        height: 100%;
      }
      /* Optional: Makes the sample page fill the window. */
      html, body {
        height: 100%;
        margin: 0;
        padding: 0;
      }
    </style>
    <link type="text/css" rel="stylesheet" href="https://fonts.googleapis.com/css?family=Roboto:300,400,500">
    <style>
      #locationField, #controls {
        position: relative;
        width: 480px;
      }
      #autocomplete {
        position: absolute;
        top: 0px;
        left: 0px;
        width: 99%;
      }
      .label {
        text-align: right;
        font-weight: bold;
        width: 100px;
        color: #303030;
      }
      #address {
        border: 1px solid #000090;
        background-color: #f0f0ff;
        width: 480px;
        padding-right: 2px;
      }
      #address td {
        font-size: 10pt;
      }
      .field {
        width: 99%;
      }
      .slimField {
        width: 80px;
      }
      .wideField {
        width: 200px;
      }
      #locationField {
        height: 20px;
        margin-bottom: 2px;
      }
    </style>
  </head>

  <body>
    <div id="locationField">
      <input id="autocomplete" placeholder="Enter your address"
             onFocus="geolocate()" type="text"></input>
    </div>

    <table id="address">
      <tr>
        <td class="label">Street address</td>
        <td class="slimField"><input class="field" id="street_number"
              disabled="true"></input></td>
        <td class="wideField" colspan="2"><input class="field" id="route"
              disabled="true"></input></td>
      </tr>
      <tr>
        <td class="label">City</td>
        <!-- Note: Selection of address components in this example is typical.
             You may need to adjust it for the locations relevant to your app. See
             https://developers.google.com/maps/documentation/javascript/examples/places-autocomplete-addressform
        -->
        <td class="wideField" colspan="3"><input class="field" id="locality"
              disabled="true"></input></td>
      </tr>
      <tr>
        <td class="label">State</td>
        <td class="slimField"><input class="field"
              id="administrative_area_level_1" disabled="true"></input></td>
        <td class="label">Zip code</td>
        <td class="wideField"><input class="field" id="postal_code"
              disabled="true"></input></td>
      </tr>
      <tr>
        <td class="label">Country</td>
        <td class="wideField" colspan="3"><input class="field"
              id="country" disabled="true"></input></td>
      </tr>
    </table>

    <script>
      // This example displays an address form, using the autocomplete feature
      // of the Google Places API to help users fill in the information.

      // This example requires the Places library. Include the libraries=places
      // parameter when you first load the API. For example:
      // <script src="https://maps.googleapis.com/maps/api/js?key=YOUR_API_KEY&libraries=places">

      var placeSearch, autocomplete;
      var componentForm = {
        street_number: 'short_name',
        route: 'long_name',
        locality: 'long_name',
        administrative_area_level_1: 'short_name',
        country: 'long_name',
        postal_code: 'short_name'
      };

      function initAutocomplete() {
        // Create the autocomplete object, restricting the search to geographical
        // location types.
        autocomplete = new google.maps.places.Autocomplete(
            /** @type {!HTMLInputElement} */(document.getElementById('autocomplete')),
            {types: ['geocode']});

        // When the user selects an address from the dropdown, populate the address
        // fields in the form.
        autocomplete.addListener('place_changed', fillInAddress);
      }

      function fillInAddress() {
        // Get the place details from the autocomplete object.
        var place = autocomplete.getPlace();

        for (var component in componentForm) {
          document.getElementById(component).value = '';
          document.getElementById(component).disabled = false;
        }

        // Get each component of the address from the place details
        // and fill the corresponding field on the form.
        for (var i = 0; i < place.address_components.length; i++) {
          var addressType = place.address_components[i].types[0];
          if (componentForm[addressType]) {
            var val = place.address_components[i][componentForm[addressType]];
            document.getElementById(addressType).value = val;
          }
        }
      }

      // Bias the autocomplete object to the user's geographical location,
      // as supplied by the browser's 'navigator.geolocation' object.
      function geolocate() {
        if (navigator.geolocation) {
          navigator.geolocation.getCurrentPosition(function(position) {
            var geolocation = {
              lat: position.coords.latitude,
              lng: position.coords.longitude
            };
            var circle = new google.maps.Circle({
              center: geolocation,
              radius: position.coords.accuracy
            });
            autocomplete.setBounds(circle.getBounds());
          });
        }
      }
    </script>
    <script src="https://maps.googleapis.com/maps/api/js?key=YOUR_API_KEY&libraries=places&callback=initAutocomplete"
        async defer></script>
  </body>
</html> 

我创建了API密钥并复制到我的实现中。没关系。

在.html文件中自动完成工作正常,但是当我在MVC视图中尝试实现时,则无效。

有谁知道原因是什么?

MVC来源:

<!DOCTYPE html>
<html>
<head>
    <title>Place Autocomplete Address Form</title>
    <meta name="viewport" content="initial-scale=1.0, user-scalable=no">
    <meta charset="utf-8">
    <style>
         /* Always set the map height explicitly to define the size of the div
        * element that contains the map. */
         #map {
             height: 100%;
         }
         /* Optional: Makes the sample page fill the window. */
         html, body {
             height: 100%;
             margin: 0;
             padding: 0;
         }
    </style>
    <link type="text/css" rel="stylesheet" href="https://fonts.googleapis.com/css?family=Roboto:300,400,500">
    <style>
        #locationField, #controls {
            position: relative;
            width: 480px;
        }

        #autocomplete {
            position: absolute;
            top: 0px;
            left: 0px;
            width: 99%;
        }

        .label {
            text-align: right;
            font-weight: bold;
            width: 100px;
            color: #303030;
        }

        #address {
            border: 1px solid #000090;
            background-color: #f0f0ff;
            width: 480px;
            padding-right: 2px;
        }

            #address td {
                font-size: 10pt;
            }

        .field {
            width: 99%;
        }

        .slimField {
            width: 80px;
        }

        .wideField {
            width: 200px;
        }

        #locationField {
            height: 20px;
            margin-bottom: 2px;
        }
    </style>
</head>

<body>
    <div id="locationField">
        <input id="autocomplete" placeholder="Enter your address"
               onFocus="geolocate()" type="text"></input>
    </div>

    <table id="address">
        <tr>
            <td class="label">Street address</td>
            <td class="slimField">
                <input class="field" id="street_number"
                       disabled="true"></input>
            </td>
            <td class="wideField" colspan="2">
                <input class="field" id="route"
                       disabled="true"></input>
            </td>
        </tr>
        <tr>
            <td class="label">City</td>
            <!-- Note: Selection of address components in this example is typical.
                 You may need to adjust it for the locations relevant to your app. See
                 https://developers.google.com/maps/documentation/javascript/examples/places-autocomplete-addressform
            -->
            <td class="wideField" colspan="3">
                <input class="field" id="locality"
                       disabled="true"></input>
            </td>
        </tr>
        <tr>
            <td class="label">State</td>
            <td class="slimField">
                <input class="field"
                       id="administrative_area_level_1" disabled="true"></input>
            </td>
            <td class="label">Zip code</td>
            <td class="wideField">
                <input class="field" id="postal_code"
                       disabled="true"></input>
            </td>
        </tr>
        <tr>
            <td class="label">Country</td>
            <td class="wideField" colspan="3">
                <input class="field"
                       id="country" disabled="true"></input>
            </td>
        </tr>
    </table>

    <script>
      // This example displays an address form, using the autocomplete feature
      // of the Google Places API to help users fill in the information.

      // This example requires the Places library. Include the libraries=places
      // parameter when you first load the API. For example:
      // <script src="https://maps.googleapis.com/maps/api/js?key=YOUR_API_KEY&libraries=places">

      var placeSearch, autocomplete;
      var componentForm = {
        street_number: 'short_name',
        route: 'long_name',
        locality: 'long_name',
        administrative_area_level_1: 'short_name',
        country: 'long_name',
        postal_code: 'short_name'
      };

      function initAutocomplete() {
        // Create the autocomplete object, restricting the search to geographical
        // location types.
          autocomplete = new google.maps.places.Autocomplete(
            (document.getElementById('autocomplete')),
            {types: ['geocode']});

        // When the user selects an address from the dropdown, populate the address
        // fields in the form.
        autocomplete.addListener('place_changed', fillInAddress);
      }

      function fillInAddress() {
        // Get the place details from the autocomplete object.
        var place = autocomplete.getPlace();

        for (var component in componentForm) {
          document.getElementById(component).value = '';
          document.getElementById(component).disabled = false;
        }

        // Get each component of the address from the place details
        // and fill the corresponding field on the form.
        for (var i = 0; i < place.address_components.length; i++) {
          var addressType = place.address_components[i].types[0];
          if (componentForm[addressType]) {
            var val = place.address_components[i][componentForm[addressType]];
            document.getElementById(addressType).value = val;
          }
        }
      }

      // Bias the autocomplete object to the user's geographical location,
      // as supplied by the browser's 'navigator.geolocation' object.
      function geolocate() {
        if (navigator.geolocation) {
          navigator.geolocation.getCurrentPosition(function(position) {
            var geolocation = {
              lat: position.coords.latitude,
              lng: position.coords.longitude
            };
            var circle = new google.maps.Circle({
              center: geolocation,
              radius: position.coords.accuracy
            });
            autocomplete.setBounds(circle.getBounds());
          });
        }
      }
    </script>
    <script src="https://maps.googleapis.com/maps/api/js?key=**********************U&libraries=places&callback=initAutocomplete"
            async defer></script>

<!-- Visual Studio Browser Link -->
<script type="application/json" id="__browserLink_initializationData">
    {"appName":"Chrome","requestId":"c04e736e3191480b80cb519fb61aa300"}
</script>
<script type="text/javascript" src="https://localhost:44390/29ed0204b7274dbeaf7531dd7d342990/browserLink" async="async"></script>
<!-- End Browser Link -->

</body>
</html>

0 个答案:

没有答案