columnResize

Fires when the user resizes a column. The event handler function context (available through the this keyword) will be set to the widget instance.

Event Data

e.column Object

A JavaScript object which represents the column configuration.

e.newWidth Number

The new column width.

e.oldWidth Number

The previous column width.

e.sender kendo.ui.TreeList

The widget instance which fired the event.

Example - subscribing to the columnResize event during initialization

<div id="treeList"></div>
<script>
    $("#treeList").kendoTreeList({
        columns: [
            { field: "name" },
            { field: "age" }
        ],
        dataSource: {
            data: [
                { id: 1, parentId: null, name: "Jane Doe", age: 22 },
                { id: 2, parentId: 1, name: "John Doe", age: 24 }
            ]
        },
        resizable: true,
        columnResize: function(e) {
/* The result can be observed in the DevTools(F12) console of the browser. */
            console.log(e.column[0].field, e.newWidth, e.oldWidth);
        }
    });
</script>

Example - subscribing to the columnResize event after initialization

<div id="treeList"></div>
<script>
    function treelist_columnResize(e) {
/* The result can be observed in the DevTools(F12) console of the browser. */
      console.log(e.column[0].field, e.newWidth, e.oldWidth);
    }

    $("#treeList").kendoTreeList({
        columns: [
            { field: "name" },
            { field: "age" }
        ],
        dataSource: {
            data: [
                { id: 1, parentId: null, name: "Jane Doe", age: 22 },
                { id: 2, parentId: 1, name: "John Doe", age: 24 }
            ]
        },
        resizable: true
    });

    var treelist = $("#treeList").data("kendoTreeList");
    treelist.bind("columnResize", treelist_columnResize);
</script>