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    Persisting DropDownList Settings

    Amelie

    In this example you can see how to preserve the Selected Items of the DropDownList control using the Telerik ASP.NET Persistence Framework.

    • DefaultVB.aspx
    • DefaultVB.aspx.vb
    • styles.css
    <%@ Page Title="" Language="VB"  AutoEventWireup="false" CodeFile="DefaultVB.aspx.vb" Inherits="DefaultVB" %>
     
    <!DOCTYPE html>
    <html xmlns='http://www.w3.org/1999/xhtml'>
    <head runat="server">
        <title>Telerik ASP.NET Example</title>
        <link rel="stylesheet" type="text/css" href="styles.css" />
    </head>
     
    <body>
        <form id="form1" runat="server">
        <telerik:RadScriptManager runat="server" ID="RadScriptManager1" />
        <telerik:RadSkinManager ID="RadSkinManager1" runat="server" ShowChooser="true" />
     
        <telerik:RadPersistenceManager runat="server" ID="RadPersistenceManager1">
            <PersistenceSettings>
                <telerik:PersistenceSetting ControlID="RadDropDownList1" />
            </PersistenceSettings>
        </telerik:RadPersistenceManager>
     
        <div class="demo-container size-narrow">
            <div class="demo-settings">
                <telerik:RadButton RenderMode="Lightweight" ID="SaveButton" runat="server"  Text="Save state" OnClick="SaveButton_Click" />
                <telerik:RadButton RenderMode="Lightweight" ID="ResetButton" runat="server"  Text="Reset state" OnClick="ResetButton_Click" />
                <telerik:RadButton RenderMode="Lightweight" ID="LoadButton" runat="server"  Text="Load state" OnClick="LoadButton_Click" />
            </div>
            <telerik:RadDropDownList RenderMode="Lightweight" ID="RadDropDownList1" runat="server"  Width="500px">
                <Items>
                    <telerik:DropDownListItem Text="Amelie" />
                    <telerik:DropDownListItem Text="East Is East" />
                    <telerik:DropDownListItem Text="Malena" />
                    <telerik:DropDownListItem Text="Mulholland Drive" />
                    <telerik:DropDownListItem Text="O Brother, Where Art Thou?" />
                    <telerik:DropDownListItem Text="RockNRolla" />
                    <telerik:DropDownListItem Text="Tales Of The City" />
                    <telerik:DropDownListItem Text="Trainspotting" />
                    <telerik:DropDownListItem Text="Vera Drake" />
                </Items>
            </telerik:RadDropDownList>
        </div>
     
        </form>
    </body>
    </html>

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