Populate Value Based on Grid dropdown Selection

@(Html.Kendo().Grid()

.Name("grid")

.Columns(Columns =>

{

Columns.Bound(m => m.InvoiceID).Hidden();

Columns.ForeignKey(m => m.ServiceID, (System.Collections.IEnumerable)ViewData["ServiceList"], "ServiceID", "ServiceName").EditorTemplateName("ServiceID");

Columns.Bound(m => m.Description).Width(100);

Columns.Bound(m => m.Quantity).Width(100);

Columns.Bound(m => m.Price).Width(80);

Columns.Bound(m => m.TaxPercentage).Width(80);

Columns.Bound(m => m.TaxAmount).Width(80);

Columns.Bound(m => m.DiscountPercentage).Width(80);

Columns.Bound(m => m.DiscountAmount).Width(80);

Columns.Bound(m => m.TotalAmount).ClientTemplate("#=calculateField(data)#");

Columns.Command(command => { command.Edit(); command.Destroy(); }).Width(250);

})

.AutoBind(true)

.ToolBar(toolbar => toolbar.Create())

.Editable(editable => editable.Mode(GridEditMode.InLine))

.Scrollable()

.HtmlAttributes(new { style = "height:280px;" })

.DataSource(dataSource => dataSource

.Ajax()

.Model(model => model.Id(m => m.InvoiceID))

.Create(update => update.Action("AddInvoiceLineItem", "InvoiceLineItem", new { InvoiceID = ViewBag.ID }))

.Read(read => read.Action("GetInvoiceLineItems", "InvoiceLineItem", new { InvoiceID = ViewBag.ID }))

.Update(update => update.Action("UpdateInvoiceLineItem", "InvoiceLineItem"))

.Destroy(delete => delete.Action("DeleteInvoiceLineItem", "InvoiceLineItem"))

.Events(e => e.Change("onChange"))

.ServerOperation(false)

)

)