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Cannot refresh Kendo Grid by a custom button?

I have tried many different methods suggested in stackoverflow and on the other pages but still cannot refresh data on the Kendo Grid. I encounter "TypeError: $(...).data(...) is undefined" error when applying the following methods. Any help pls?

<div id="grid"></div>
<button id="refresh" class="k-button" onclick="Refresh()">Refresh</button>


<script>
    var grid = $("#grid").kendoGrid({
        //code omitted for brevity
        dataSource: {
            type: "json",
            transport: {
                read: {
                    url: "/Event/Event_Read",
                    dataType: "json",
                    cache: false
                    }
            },
            schema: {
                model: {
                    fields: {
                        CardNo: { type: 'number' }
                        //code omitted for brevity                         
                    }
                }
            }
        },
        pageable: {
            pageSize: 15,
            refresh: true
        },
        filterable: true,
        columns:
        [
            { field: "CardNo", title: "Card No", filterable: true }
            //code omitted for brevity              
        ]
    }).data("kendoGrid");

    function Refresh() {
        $("#grid").data("kendoGrid").dataSource.read();
        $("#grid").data("kendoGrid").refresh();
    }
</script>
like image 203
Jack Avatar asked Jul 30 '26 10:07

Jack


1 Answers

Hi try this code instead, include the following css and js and try reloading grid.

<!DOCTYPE html>
<html>
<head>
<title></title>
<link rel="stylesheet" href="styles/kendo.common.min.css" />
<link rel="stylesheet" href="styles/kendo.default.min.css" />

<script src="js/jquery.min.js"></script>
<script src="js/kendo.all.min.js"></script>
</head>
<body>
<div id="grid"></div>
<button id="refresh" class="k-button" onclick="Refresh()">Refresh</button>


<script type="text/javascript">
$(function () {
var grid = $("#grid").kendoGrid({
    //code omitted for brevity
    dataSource: {
        type: "json",
        transport: {
            read: {
                url: "/Event/Event_Read",
                dataType: "json",
                cache: false
                }
        },
        schema: {
            model: {
                fields: {
                    CardNo: { type: 'number' }
                    //code omitted for brevity                         
                }
            }
        }
    },
    pageable: {
        pageSize: 15,
        refresh: true
    },
    filterable: true,
    columns:
    [
        { field: "CardNo", title: "Card No", filterable: true }
        //code omitted for brevity              
    ]
}).data("kendoGrid");

function Refresh() {
    $("#grid").data("kendoGrid").dataSource.read();
    $("#grid").data("kendoGrid").refresh();
}
});
</script>

worked for me and for reference have a look at this telerik website.

like image 118
Milan Avatar answered Aug 01 '26 00:08

Milan



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