DropDownLists with initial value and CascadeFrom

by krustev

HTML

<script src="http://cdn.kendostatic.com/2012.3.1114/js/kendo.all.min.js"></script>
<link rel="stylesheet" href="http://cdn.kendostatic.com/2012.3.1114/styles/kendo.common.min.css">
<link rel="stylesheet" href="http://cdn.kendostatic.com/2012.3.1114/styles/kendo.default.min.css">
<p>
    <label for="categories">Catergories:</label>
    <input id="categories" value="4" />
</p>
<p>
    <label for="products">Products:</label>
    <input id="products" value="12" />
</p>
<p>
    <label for="orders">Orders:</label>
    <input id="orders" value="10536" />
</p>

JavaScript

$(document).ready(function() {
    $("#categories").kendoDropDownList({
        optionLabel: "Select category...",
        dataTextField: "CategoryName",
        dataValueField: "CategoryID",
        dataSource: {
            type: "odata",
            serverFiltering: true,
            transport: {
                read: "http://demos.kendoui.com/service/Northwind.svc/Categories"
            }
        }
    });

    $("#products").kendoDropDownList({
        autoBind: false,
        cascadeFrom: "categories",
        optionLabel: "Select product...",
        dataTextField: "ProductName",
        dataValueField: "ProductID",
        dataSource: new kendo.data.DataSource({
            type: "odata",
            serverFiltering: true,
            transport: {
                read: "http://demos.kendoui.com/service/Northwind.svc/Products"
            }   
        })
    });

    $("#orders").kendoDropDownList({
        autoBind: false,
        cascadeFrom: "products",
        optionLabel: "Select order...",
        dataTextField: "Order.ShipCity",
        dataValueField: "OrderID",
        dataSource: new kendo.data.DataSource({
            type: "odata",
            serverFiltering: true,
            transport: {
                read: "http://demos.kendoui.com/service/Northwind.svc/Order_Details?$expand=Order"
            }
        })
    });
});