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Create Checkbox Custom Item Templates in the MultiSelect

Environment

Product Progress Kendo UI MultiSelect for jQuery
Operating System Windows 10 64bit
Visual Studio version Visual Studio 2017
Preferred Language JavaScript

Description

How can I create a Kendo UI MultiSelect widget with checkboxes?

Solution

The following example demonstrates how to achieve the desired scenario.

    <div id="example" role="application">
        <div class="demo-section k-header">
            <h2>Invite Attendees</h2>
            <label for="required">Required</label>
            <select id="required" multiple="multiple" data-placeholder="Select attendees...">
                <option selected>Steven White</option>
                <option>Nancy King</option>
                <option>Nancy Davolio</option>
                <option>Robert Davolio</option>
                <option>Michael Leverling</option>
                <option>Andrew Callahan</option>
                <option>Michael Suyama</option>
                <option selected>Anne King</option>
                <option>Laura Peacock</option>
                <option>Robert Fuller</option>
                <option>Janet White</option>
                <option>Nancy Leverling</option>
                <option>Robert Buchanan</option>
                <option>Margaret Buchanan</option>
                <option selected>Andrew Fuller</option>
                <option>Anne Davolio</option>
                <option>Andrew Suyama</option>
                <option>Nige Buchanan</option>
                <option>Laura Fuller</option>
            </select>
        </div>
        <style>
            .k-list .k-item {
                position: relative;
            }  

          .k-item input {
            position: absolute;
            right: 0
          }
        </style>
        <script>
            $(document).ready(function() {
                var checkInputs = function(elements) {
                  elements.each(function() {
                        var element = $(this);     
                    var input = element.children("input");

                    input.prop("checked", element.hasClass("k-selected"));
                  });
                };
                // create MultiSelect from select HTML element
                var required = $("#required").kendoMultiSelect({
                  itemTemplate: "#:data.text# <input type='checkbox'/>",
                  autoClose: false,
                  dataBound: function() {
                    var items = this.ul.find("li");
                    setTimeout(function() {
                      checkInputs(items);
                    });
                  },
                  change: function() {
                    var items = this.ul.find("li");
                    checkInputs(items);
                  }
                }).data("kendoMultiSelect");
            });
        </script>
    </div>

See Also

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