我一直在使用 Google Maps API v3 创建中心定位器，如本教程https://developers.google.com/maps/articles/phpsqlsearch_v3中所述。
我已根据自己的需要对其进行了编辑，并在地图下方有一个表格，其中包含当地商店的详细信息。这适用于 Chrome、Firefox 和 IE8，但我无法让它在 IE7 中运行。我没有收到任何错误，只是结果表根本不会显示，有人有什么想法吗？我使用了 IE javascript 调试工具，数据似乎正常
这是JS
$(document).ready(function () {
$('form').after('<div id="map"></div>');
$('#map').after('<div id="directionsPanel"></div>');
$('#directionsPanel').after('<h3 id="local-centres">Your search results</h3>');
$('h3#local-centres').hide();
$('h3#local-centres').after('<table id="locationSelect"></table>');
var tableHeaders = '<ul class="col-titles"><li class="centre-title">Centre</li><li class="address-title">Address & Tel</li><li class="distance-title">Distance</li><li class="option-title">Options</li></ul>'
$('#directionsPanel').hide();
$('#directionsPanel').prepend('<h2>Directions by text - Driving</h2>');
$('#directionsPanel').before('<a href="#" class="print-locations" id="print-locations">Print text directions</a>');
$('a.print-locations').hide();
function runFunctionIfEnter(e, fnName) { // the arguments here are the event (needed to detect which key is pressed), and the name of the resulting function to run if Enter has been pressed.
var keynum; // establish variable to contain the value of the key that was pressed
// now, set that variable equal to the key that was pressed
if (window.event) // ID
{
keynum = e.keyCode;
} else if (e.which) // other browsers
{
keynum = e.which;
}
if (keynum == 13) { // if the key that was pressed was Enter (ascii code 13)
eval(fnName)(); // run the resulting function name that was specified as an argument
}
}
$('#showmarkers').click(function () {
searchLocations();
});
$('input#addressInput').keypress(function (e) {
if (e.keyCode == 13) {
searchLocations();
return false;
}
});
$('#radiusSelect').change(function () {
searchLocations();
});
$('a.print-locations').click(function () {
printIt(document.getElementById('directionsPanel').innerHTML);
return false;
});
$('input#reset-markers').click(function () {
clearLocations();
$('ul.col-titles').remove();
allLocations();
});
var directionsDisplay;
var directionsService = new google.maps.DirectionsService();
var map;
var markers = [];
var locationSelect;
var geocoder;
var userMarker;
var win = null;
// $('table#locationSelect').prepend('<tr><th>Centre</th><th>Address & Tel</th><th>Distance</th><th>Options</th></tr>');
function printIt(printDirection) {
win = window.open();
self.focus();
win.document.open();
win.document.write('<' + 'html' + '><' + 'head' + '><' + 'style' + '>');
win.document.write('body, td { font-family: Verdana; font-size: 10pt;}');
win.document.write('<' + '/' + 'style' + '><' + '/' + 'head' + '><' + 'body' + '>');
win.document.write(printDirection);
win.document.write('<' + '/' + 'body' + '><' + '/' + 'html' + '>');
win.document.close();
win.print();
win.close();
}
// initialise the map
function load() {
directionsDisplay = new google.maps.DirectionsRenderer();
geocoder = new google.maps.Geocoder();
map = new google.maps.Map(document.getElementById("map"), {
center: new google.maps.LatLng(53, -1.7),
zoom: 6,
mapTypeId: 'roadmap',
mapTypeControlOptions: {
style: google.maps.MapTypeControlStyle.DROPDOWN_MENU
}
});
directionsDisplay.setMap(map);
directionsDisplay.setPanel(document.getElementById("directionsPanel"));
infoWindow = new google.maps.InfoWindow();
locationSelect = document.getElementById("locationSelect");
allLocations();
}
load();
function allLocations() {
var searchUrl = 'search_all_genxml.php';
downloadUrl(searchUrl, function (data) {
var xml = parseXml(data);
var markerNodes = xml.documentElement.getElementsByTagName("marker");
var bounds = new google.maps.LatLngBounds();
//loop through all markers returned and save in variables
if (markerNodes.length < 1) {
$('h3#local-centres').hide();
var noCentres = "Sorry we have no centres in this distance range. Please try expanding your search";
alert(noCentres);
_gaq.push(['_trackEvent', 'search', 'click', 'search_none-location']);
} else {
for (var i = 0; i < markerNodes.length; i++) {
var name = markerNodes[i].getAttribute("name");
var address = markerNodes[i].getAttribute("address");
var postcode = markerNodes[i].getAttribute("postcode");
var telephone = markerNodes[i].getAttribute("telephone");
var email = markerNodes[i].getAttribute("email");
var page = markerNodes[i].getAttribute("page");
var distance = parseFloat(markerNodes[i].getAttribute("distance"));
var latlng = new google.maps.LatLng(
parseFloat(markerNodes[i].getAttribute("lat")), parseFloat(markerNodes[i].getAttribute("lng")));
// call createOption and createMarker functions
//createOption(name, address, postcode, telephone, email, page, distance, i);
//alert(name);
createMarker(latlng, name, address, postcode, telephone, email, page);
bounds.extend(latlng);
}
// Don't zoom in too far on only one marker
if (bounds.getNorthEast().equals(bounds.getSouthWest())) {
var extendPoint1 = new google.maps.LatLng(bounds.getNorthEast().lat() + 0.01, bounds.getNorthEast().lng() + 0.01);
var extendPoint2 = new google.maps.LatLng(bounds.getNorthEast().lat() - 0.01, bounds.getNorthEast().lng() - 0.01);
bounds.extend(extendPoint1);
bounds.extend(extendPoint2);
}
}
map.fitBounds(bounds);
//locationSelect.style.visibility = "visible";
var localCentres = document.getElementById('local-centres');
//localCentres.style.visibility = "visible";
locationSelect.onchange = function () {
var markerNum = locationSelect.options[locationSelect.selectedIndex].value;
google.maps.event.trigger(markers[markerNum], 'click');
};
});
}
// Geocode the users address and pass result to searchLocationsNear function
function searchLocations() {
//console.log('hello');
var address = document.getElementById("addressInput").value;
var geocoder = new google.maps.Geocoder();
geocoder.geocode({
address: address
}, function (results, status) {
if (status == google.maps.GeocoderStatus.OK) {
searchLocationsNear(results[0].geometry.location);
map.setCenter(results[0].geometry.location);
userMarker = new google.maps.Marker({
map: map,
position: results[0].geometry.location
});
var htmlContent = "<div>" + "<h3>" + "Your Address" + "</h3>" + "<p>" + address + "</p>" + "</div>";
var infowindow = new google.maps.InfoWindow({
content: htmlContent
});
google.maps.event.addListener(userMarker, 'click', function () {
infowindow.open(map, userMarker);
});
if($('ul.col-titles').length > 0){
} else {
$('table#locationSelect').before(tableHeaders);
console.log(locationSelect);
}
} else if (address === '') {
clearLocations();
allLocations();
_gaq.push(['_trackEvent', 'search', 'click', 'search_none-location']);
} else {
alert(address + ' not found');
_gaq.push(['_trackEvent', 'search', 'click', 'search_none-location']);
}
});
}
// Clear all locations on map after
function clearLocations() {
directionsDisplay.setMap(null);
if (userMarker) {
userMarker.setMap(null);
}
infoWindow.close();
for (var i = 0; i < markers.length; i++) {
markers[i].setMap(null);
}
markers.length = 0;
//var children = document.getElementById('locationSelect').childNodes;
//locationSelect.innerHTML = "";
$('#locationSelect tr').remove();
$('#directionsPanel').slideUp('slow');
$('a.print-locations').hide();
$('h3#local-centres').hide();
}
// call clearLocations and loop through all results
function searchLocationsNear(center) {
clearLocations();
var radius = document.getElementById('radiusSelect').value;
var searchUrl = 'search_genxml.php?lat=' + center.lat() + '&lng=' + center.lng() + '&radius=' + radius;
downloadUrl(searchUrl, function (data) {
var xml = parseXml(data);
var markerNodes = xml.documentElement.getElementsByTagName("marker");
var bounds = new google.maps.LatLngBounds();
//loop through all markers returned and save in variables
if (markerNodes.length < 1) {
var noCentres = "Sorry we have no centres in this distance range. Please try expanding your search";
alert(noCentres);
_gaq.push(['_trackEvent', 'search', 'click', 'search_none-location']);
} else {
for (var i = 0; i < markerNodes.length; i++) {
var name = markerNodes[i].getAttribute("name");
var address = markerNodes[i].getAttribute("address");
var postcode = markerNodes[i].getAttribute("postcode");
var telephone = markerNodes[i].getAttribute("telephone");
var email = markerNodes[i].getAttribute("email");
var page = markerNodes[i].getAttribute("page");
var distance = parseFloat(markerNodes[i].getAttribute("distance"));
var latlng = new google.maps.LatLng(
parseFloat(markerNodes[i].getAttribute("lat")), parseFloat(markerNodes[i].getAttribute("lng")));
// call createOption and createMarker functions
console.log(locationSelect);
createOption(name, address, postcode, telephone, email, page, distance, i);
createMarker(latlng, name, address, postcode, telephone, email, page);
bounds.extend(latlng);
}
$('h3#local-centres').show();
// Don't zoom in too far on only one marker
if (bounds.getNorthEast().equals(bounds.getSouthWest())) {
var extendPoint1 = new google.maps.LatLng(bounds.getNorthEast().lat() + 0.01, bounds.getNorthEast().lng() + 0.01);
var extendPoint2 = new google.maps.LatLng(bounds.getNorthEast().lat() - 0.01, bounds.getNorthEast().lng() - 0.01);
bounds.extend(extendPoint1);
bounds.extend(extendPoint2);
}
}
map.fitBounds(bounds);
locationSelect.style.visibility = "visible";
var localCentres = document.getElementById('local-centres');
localCentres.style.visibility = "visible";
locationSelect.onchange = function () {
var markerNum = locationSelect.options[locationSelect.selectedIndex].value;
google.maps.event.trigger(markers[markerNum], 'click');
};
});
}
//create a custom marker
function createMarker(latlng, name, address, postcode, telephone, email, page) {
var img = new google.maps.MarkerImage('kaplan-logo.png', new google.maps.Size(20, 50), new google.maps.Point(0, 0), new google.maps.Point(10, 40));
var shape = {
coord: [1, 1, 1, 20, 18, 20, 18, 1],
type: 'poly'
};
var html = "<div class='center-info'>" + "<h2>" + name + "</h2>" + "<p>" + address + "</p>" + "<p class='postcode'>" + postcode + "</p>" + "<p>Tel: " + telephone + "</p>" + "<a href=mailto:" + email + ">" + email + "</a>" + "<a href=" + page + " target='_blank'>" + "View centre page" + "</a>" + "</div>";
var infowindow = new google.maps.InfoWindow({
content: html
});
var marker = new google.maps.Marker({
map: map,
icon: img,
shape: shape,
animation: google.maps.Animation.DROP,
position: latlng
});
markers.push(marker);
//alert(markers);
google.maps.event.addListener(marker, 'click', function () {
infowindow.open(map, marker);
});
}
// create text lists of address nearby
function createOption(name, address, postcode, telephone, email, page, distance, i) {
i = i + 1;
var rowOption = document.createElement("tr");
rowOption.className = 'local-centre';
var titleOption = document.createElement("td");
titleOption.className = 'centre-name';
var titleLink = document.createElement("a");
titleLink.setAttribute('href', page);
titleLink.innerHTML = "<h3>" + name + "</h3>";
var addressOption = document.createElement("td");
addressOption.className = 'address';
addressOption.innerHTML = "<p>" + address + "</p>" + "<p class='postcode" + i + "'>" + postcode + "</p>" + "<p> Tel: " + telephone + "</p>";
var distanceOption = document.createElement("td");
distanceOption.className = 'distance';
distanceOption.innerHTML = "<p class='distance'>" + distance.toFixed(1) + " miles" + "</p>";
var directionsOption = document.createElement("td");
directionsOption.className = "directions";
directionsOption.innerHTML = "<button class='direction-btn directionSubmit" + i + "' type='button'>Get Directions</button>";
var pageUrl = document.createElement("a");
pageUrl.className = 'centre-url';
pageUrl.innerHTML = "View centre page >";
pageUrl.setAttribute('href', page);
pageUrl.setAttribute('target', '_blank');
directionsOption.appendChild(pageUrl);
locationSelect.appendChild(rowOption);
console.log(rowOption);
rowOption.appendChild(titleOption);
titleOption.appendChild(titleLink);
rowOption.appendChild(addressOption);
rowOption.appendChild(distanceOption);
rowOption.appendChild(directionsOption);
$('tr:odd').addClass("odd");
$('tr:even').addClass("even");
//divOptionContent.appendChild(directionsDiv);
$('.directionSubmit' + i).click(function () {
var caddress = $('.postcode' + i).text();
var address = $('#addressInput').val();
calcRoute(address, caddress);
$('#directionsPanel').slideDown('slow', function () {
$('a.print-locations').show();
});
$('html, body').animate({
scrollTop: 0
}, 'slow');
});
}
// calculate the route from users address to centre
function calcRoute(address, caddress) {
var request = {
origin: address,
destination: caddress,
travelMode: google.maps.TravelMode.DRIVING,
unitSystem: google.maps.UnitSystem.IMPERIAL
};
directionsService.route(request, function (result, status) {
if (status == google.maps.DirectionsStatus.OK) {
directionsDisplay.setDirections(result);
directionsDisplay.setMap(map);
}
});
} // end of calcRoute function
function downloadUrl(url, callback) {
var request = window.ActiveXObject ?
new ActiveXObject('Microsoft.XMLHTTP') :
new XMLHttpRequest;
request.onreadystatechange = function() {
if (request.readyState == 4) {
request.onreadystatechange = doNothing;
callback(request.responseText, request.status);
}
};
request.open('GET', url, true);
request.send(null);
}
function parseXml(str) {
if (window.ActiveXObject) {
var doc = new ActiveXObject('Microsoft.XMLDOM');
doc.loadXML(str);
return doc;
} else if (window.DOMParser) {
return (new DOMParser).parseFromString(str, 'text/xml');
}
}
function doNothing() {}
}); // end of jquery
这是HTML
<!DOCTYPE html>
<!--[if lt IE 7]> <html class="no-js lt-ie9 lt-ie8 lt-ie7" lang="en"> <![endif]-->
<!--[if IE 7]> <html class="no-js lt-ie9 lt-ie8 ie7" lang="en"> <![endif]-->
<!--[if IE 8]> <html class="no-js lt-ie9" lang="en"> <![endif]-->
<!-- Consider adding a manifest.appcache: h5bp.com/d/Offline -->
<!--[if gt IE 8]><!--> <html class="no-js" lang="en"> <!--<![endif]-->
<head>
<meta charset="UTF-8" />
<title>Centre Search</title>
<meta http-equiv="X-UA-Compatible" content="IE=Edge,chrome=1">
<meta name="viewport" content="initial-scale=1.0, user-scalable=no" />
<link rel="stylesheet" href="_assets/css/style.css" media="screen" />
<link rel="stylesheet" href="_assets/css/print.css" media="print" />
</head>
<body>
<div id="centre-map">
<h2>Centre Locations</h2>
<p>The map below allows you find your nearest Centre, get directions and contact the relevant team.</p>
<form>
<label>Your City / Postcode:</label>
<input type="text" id="addressInput" />
<label>Radius:</label>
<select id="radiusSelect" onchange="_gaq.push(['_trackEvent', 'search', 'click', 'search_select_location']);">
<option value="5">5 Miles</option>
<option value="10">10 Miles</option>
<option value="25" selected>25 Miles</option>
<option value="50">50 Miles</option>
<option value="75">75 Miles</option>
</select>
<input type="button" value="Search" id="showmarkers" />
<input type="reset" value="Reset" id="reset-markers" />
</form>
</div>
<script src="http://maps.googleapis.com/maps/api/js?key=AIzaSyCDgCnbWSMQhBBmLnIOBKGn1EznhPVcVoY&sensor=false"></script>
<script src="http://google-maps-utility-library-v3.googlecode.com/svn/trunk/infobubble/src/infobubble.js"></script>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script>
<script type="text/javascript" src="_assets/js/script.js?v=<?=filemtime('_assets/js/script.js');?>"></script>
</body>
</html>