jube-fork/Jube.App/wwwroot/kendo/examples/multiselect/virtualization.html

<!DOCTYPE html>
<html>
<head>
    <title>Virtualization</title>
    <meta charset="utf-8">
    <link href="../content/shared/styles/examples-offline.css" rel="stylesheet">
    <link href="../../styles/kendo.common.min.css" rel="stylesheet">
    <link href="../../styles/kendo.rtl.min.css" rel="stylesheet">
    <link href="../../styles/kendo.default.min.css" rel="stylesheet">
    <link href="../../styles/kendo.default.mobile.min.css" rel="stylesheet">
    <script src="../../js/jquery.min.js"></script>
    <script src="../../js/jszip.min.js"></script>
    <script src="../../js/kendo.all.min.js"></script>
    <script src="../content/shared/js/console.js"></script>
    <script>
        
    </script>
    
    
</head>
<body>
    
        <a class="offline-button" href="../index.html">Back</a>
    
    
<div id="example" >
    <div class="demo-section k-content">
        <h4>Search for shipping names</h4>
        <select id="orders"></select>
    </div>
    <script>
        $(document).ready(function() {
            $("#orders").kendoMultiSelect({
                placeholder: "Select addresses...",
                itemTemplate: '<span class="order-id">#= OrderID #</span> #= ShipName #, #= ShipCountry #',
                dataTextField: "ShipName",
                dataValueField: "OrderID",
                height: 520,
                virtual: {
                    itemHeight: 26,
                    valueMapper: function(options) {
                        $.ajax({
                            url: "https://demos.telerik.com/kendo-ui/service/Orders/ValueMapper",
                            type: "GET",
                            dataType: "jsonp",
                            data: convertValues(options.value),
                            success: function (data) {
                                options.success(data);
                            }
                        })
                    }
                },
                dataSource: {
                    type: "odata",
                    transport: {
                        read: "https://demos.telerik.com/kendo-ui/service/Northwind.svc/Orders"
                    },
                    schema: {
                        model: {
                            fields: {
                                OrderID: { type: "number" },
                                Freight: { type: "number" },
                                ShipName: { type: "string" },
                                OrderDate: { type: "date" },
                                ShipCity: { type: "string" }
                            }
                        }
                    },
                    pageSize: 80,
                    serverPaging: true,
                    serverFiltering: true
                },
                value: [10265, 10289]
            });
        });

        function convertValues(value) {
            var data = {};

            value = $.isArray(value) ? value : [value];

            for (var idx = 0; idx < value.length; idx++) {
                data["values[" + idx + "]"] = value[idx];
            }

            return data;
        }
    </script>
    <style>
        .order-id {
            display: inline-block;
            min-width: 60px;
        }
    </style>
</div>


    
</body>
</html>