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Version Q1 2012 released 04/11/2012
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ComboBox / First Look

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  • RadComboBox for ASP.NET AJAX is a powerful drop-down list AJAX-based control. It has rich client-side capabilities and load-on-demand mechanism for superior performance in heavy-data scenarios. The product introduces a number of advanced features like autocomplete, grid-like multiple columns with headers, etc.

    Key Features

    • Semantic rendering for minimal HTML markup
    • Powerful databinding
    • Rich client-side API
    • AJAX-based load on demand
    • Powerful Auto complete
    • XHTML and Accessibility standards compliancy
    • Search Engine Friendly
    • Extensive design-time support
    • Expand Animations
    • Multicolumn mode combobox
    • Skinned Appearance
    • Custom Attributes
    • Template Support
    • Right to left support


     

Source Code

C# VB.NET
Show code in new window Demo isolation steps
  • <%@ Page AutoEventWireup="true" CodeFile="DefaultCS.aspx.cs" Inherits="Telerik.ComboboxExamplesCS.WhatsNew.DefaultCS"
        Language="c#" %>

    <%@ Register TagPrefix="qsf" Namespace="Telerik.QuickStart" %>
    <%@ Register TagPrefix="qsf" TagName="Header" Src="~/Common/Header.ascx" %>
    <%@ Register TagPrefix="qsf" TagName="HeadTag" Src="~/Common/HeadTag.ascx" %>
    <%@ Register TagPrefix="qsf" TagName="Footer" Src="~/Common/Footer.ascx" %>
    <%@ Register TagPrefix="telerik" Namespace="Telerik.Web.UI" Assembly="Telerik.Web.UI" %>
    <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
    <html xmlns="http://www.w3.org/1999/xhtml">
    <head runat="server">
        <qsf:HeadTag runat="server" ID="Headtag1"></qsf:HeadTag>
        <link rel="stylesheet" href="styles.css" type="text/css" />
    </head>
    <body class="BODY">
    <form runat="server" id="mainForm" method="post">
            <telerik:RadScriptManager ID="RadScriptManager1" runat="server" />
            <qsf:Header runat="server" ID="Header1" NavigationLanguage="C#"></qsf:Header>
            <!-- content start -->
            <div class="example-panel">
                <div class="fields">
                    <ul>
                        <li>
                            <asp:Label runat="server" AssociatedControlID="RadComboBoxProduct">Product:</asp:Label>
                            <telerik:RadComboBox ID="RadComboBoxProduct" runat="server" Height="200px" Width="200px"
                                DropDownWidth="298px" EmptyMessage="Choose a Product" HighlightTemplatedItems="true"
                                EnableLoadOnDemand="true" Filter="StartsWith" OnItemsRequested="RadComboBoxProduct_ItemsRequested">
                                <HeaderTemplate>
                                    <table style="width: 275px" cellspacing="0" cellpadding="0">
                                        <tr>
                                            <td style="width: 177px;">
                                                Product Name</td>
                                            <td style="width: 60px;">
                                                Quantity</td>
                                            <td style="width: 40px;">
                                                Price</td>
                                        </tr>
                                    </table>
                                </HeaderTemplate>
                                <ItemTemplate>
                                    <table style="width: 275px" cellspacing="0" cellpadding="0">
                                        <tr>
                                            <td style="width: 177px;">
                                                <%# DataBinder.Eval(Container, "Text")%>
                                            </td>
                                            <td style="width: 60px;">
                                                <%# DataBinder.Eval(Container, "Attributes['UnitsInStock']")%>
                                            </td>
                                            <td style="width: 40px;">
                                                <%# DataBinder.Eval(Container, "Attributes['UnitPrice']")%>
                                            </td>
                                        </tr>
                                    </table>
                                </ItemTemplate>
                            </telerik:RadComboBox>
    <asp:RequiredFieldValidator runat="server" ID="RequiredFieldValidator1" ControlToValidate="RadComboBoxProduct"
    ErrorMessage="!" CssClass="validator">
                            </asp:RequiredFieldValidator>
                        </li>
                        <li>
                            <asp:Label runat="server" AssociatedControlID="RadComboBoxRegion">Region:</asp:Label>
                            <telerik:RadComboBox ID="RadComboBoxRegion" runat="server" Height="200px" Width="200px"
                                EmptyMessage="Choose a Region" MarkFirstMatch="true" EnableLoadOnDemand="true">
                                <WebServiceSettings Path="Territories.asmx" Method="GetTerritories" />
                            </telerik:RadComboBox>
    <asp:RequiredFieldValidator runat="server" ID="RequiredFieldValidator2" ControlToValidate="RadComboBoxRegion"
    ErrorMessage="!" CssClass="validator">
                            </asp:RequiredFieldValidator>
                        </li>
                        <li>
                            <asp:Label runat="server" AssociatedControlID="RadComboBoxDealer">Dealer:</asp:Label>
                            <telerik:RadComboBox ID="RadComboBoxDealer" runat="server" Height="200px" Width="200px"
                                Filter="Contains" MarkFirstMatch="true" ChangeTextOnKeyBoardNavigation="false"
                                DataSourceID="SqlDataSource1" DataTextField="CompanyName" DataValueField="SupplierID">
                            </telerik:RadComboBox>
                            <asp:SqlDataSource ID="SqlDataSource1" runat="server" ConnectionString="<%$ ConnectionStrings:NorthwindConnectionString %>"
                                SelectCommand="SELECT [SupplierID], [CompanyName] FROM [Suppliers] ORDER BY [CompanyName]" />
                        </li>
                        <li>
    <asp:Label ID="LabelPaymentMethod" runat="server" AssociatedControlID="RadComboBoxPaymentMethod"
    Text="Payment Method:" />
                            <telerik:RadComboBox ID="RadComboBoxPaymentMethod" runat="server" Width="200px" />
                            <asp:XmlDataSource ID="XmlDataSource1" runat="server" DataFile="~/ComboBox/Examples/Default/PaymentMethods.xml" />
                        </li>
                    </ul>
    <asp:Button ID="CheckoutButton" runat="server" CssClass="button" Text="Checkout"
    OnClick="CheckoutButton_Click" />
                </div>
                <!-- checkout content start -->
                <table class="your-order" id="OrderTable" runat="server" visible="false">
                    <tbody>
                        <tr>
                            <th>
                                Product:</th>
                            <td>
                                <asp:Label ID="LabelProductName" runat="server" /></td>
                        </tr>
                        <tr>
                            <th>
                                Region:</th>
                            <td>
                                <asp:Label ID="LabelRegionName" runat="server" /></td>
                        </tr>
                        <tr>
                            <th style="vertical-align: top">
                                Dealer:</th>
                            <td>
                                <asp:Label ID="LabelDealerName" runat="server" /></td>
                        </tr>
                        <tr>
                            <th>
                                Payment:</th>
                            <td>
                                <asp:Label ID="LabelPaymentMethodName" runat="server" /></td>
                        </tr>
                        <tr class="price-row">
                            <th>
                                Price:</th>
                            <td>
                                <asp:Literal ID="LabelPriceValue" runat="server" /></td>
                        </tr>
                    </tbody>
                </table>
                <!-- checkout content end -->
            </div>
            <!-- content end -->
            <qsf:Footer runat="server" ID="Footer1"></qsf:Footer>
        </form>
    </body>
    </html>

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