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Sys.EventArgs OnColumnResizing Property

To get or set property values for client API properties, you must call property accessor methods that are named with the get_ and set_ prefixes. For example, to get or set a value for a property such as cancel, you call the get_cancel or set_cancel.

This event is fired before a column is resized.

Fired by RadGrid
Arguments gridColumn - returns a reference to the clicked GridColumn object domEvent - returns the DOM event that was raised for the current event
Can be canceled Yes, set eventArgs.set_cancel(true) to cancel


<telerik:RadGrid RenderMode="Lightweight" ID="RadGrid1" runat="server">
        <Resizing AllowColumnResize="true" />
        <ClientEvents OnColumnResizing="ColumnResizing" />
function ColumnResizing(sender, eventArgs) {
    alert("Resizng column with Index: " + eventArgs.get_gridColumn().get_element().cellIndex + ", width: " + eventArgs.get_gridColumn().get_element().offsetWidth);
function ColumnResizing(sender, eventArgs) {
    eventArgs.set_cancel(true) //cancel ColumnResizing event
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