On this simple carto.js example we add a custom infowindow using Mustache and bind to its model an event when the change:visibility property changes.
Open the console for the Hi! and Bye! messages when showing and closing an infowindow.
Last active
February 10, 2017 22:01
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JavaScritpt: bind event to custom infowindow visibility change in carto.js
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <title>Binding events to IW | CARTO</title> | |
| <meta name="viewport" content="initial-scale=1.0, user-scalable=no" /> | |
| <meta http-equiv="content-type" content="text/html; charset=UTF-8"/> | |
| <link rel="shortcut icon" href="http://cartodb.com/assets/favicon.ico" /> | |
| <style> | |
| html, body, #map { | |
| height: 100%; | |
| padding: 0; | |
| margin: 0; | |
| } | |
| </style> | |
| <link rel="stylesheet" href="https://cartodb-libs.global.ssl.fastly.net/cartodb.js/v3/3.15/themes/css/cartodb.css" /> | |
| <script src="https://cartodb-libs.global.ssl.fastly.net/cartodb.js/v3/3.15/cartodb.js"></script> | |
| </head> | |
| <body> | |
| <div id="map"></div> | |
| <!-- Infowindow template --> | |
| <script type="infowindow/html" id="infowindow_template"> | |
| <div class="cartodb-popup header blue v2"> | |
| <a href="#close" class="cartodb-popup-close-button close">x</a> | |
| <div class="cartodb-popup-content-wrapper"> | |
| Custom infowindow | |
| <ul> | |
| <li>{{ cartodb_id }}</li> | |
| <li>{{ name }}</li> | |
| <li>{{ pop_max }}</li> | |
| {{{ script_call }}} | |
| </ul> | |
| </div> | |
| <div class="cartodb-popup-tip-container"> | |
| </div> | |
| </div> | |
| </script> | |
| <!-- Drop your code between the script tags below! --> | |
| <script> | |
| /* Global function to be used on infowindow template */ | |
| window.customFunction = function(number){ | |
| return number/2; | |
| } | |
| function main() { | |
| var map = L.map('map', { | |
| zoomControl: true, | |
| center: [0, 0], | |
| zoom: 2 | |
| }); | |
| L.tileLayer('http://{s}.basemaps.cartocdn.com/light_all/{z}/{x}/{y}.png', { | |
| attribution: '© <a href="http://www.openstreetmap.org/copyright">OpenStreetMap</a> contributors, © <a href="http://cartodb.com/attributions">CartoDB</a>' | |
| }).addTo(map); | |
| // add cartodb namedmap layer with one sublayer | |
| cartodb.createLayer(map, { | |
| user_name: 'documentation', | |
| type: 'namedmap', | |
| named_map: { | |
| name: "namedmap_tutorial", | |
| layers: [{ | |
| layer_name: "t", | |
| interactivity: "cartodb_id, name, pop_max" | |
| }] | |
| } | |
| },{ | |
| https:true | |
| }) | |
| .addTo(map) | |
| .done(function(layer) { | |
| layer.getSubLayer(0).setInteraction(true); | |
| // show infowindows on click | |
| var iw = cdb.vis.Vis.addInfowindow( | |
| map, | |
| layer.getSubLayer(0), | |
| ['cartodb_id','name', 'pop_max'],{ | |
| }).model.set({ | |
| 'sanitizeTemplate':false, | |
| 'template' : function(object){ | |
| if (object && object.cartodb_id){ | |
| return Mustache.render($('#infowindow_template').html(),object) | |
| } | |
| } | |
| }); | |
| /* Bind to the visibility property change */ | |
| iw.on('change:visibility',function(iw,visibility,changes){ | |
| if (visibility){ | |
| console.log('hi!'); | |
| } else { | |
| console.log('bye!'); | |
| } | |
| }); | |
| }); | |
| } | |
| window.onload = main; | |
| </script> | |
| </body> | |
| </html> |
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