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Version Q2 2011 released 07/12/2011
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Slider / Static/Dynamic Object Creation

This slider is declaratively created in the ASPX page:

This slider is programmatically created on the server:

a new slider using <asp:UpdatePanel:

Create a new slider on the client

  • Dynamic slider creation

    You can initialize the RadSlider in three different ways in your page:
    • Declaratively in the ASPX page
    • Programmatically in the code behind
    • Programmatically on the client

Source Code

C# VB.NET
Show code in new window Demo isolation steps
  • <%@ Page Language="vb" AutoEventWireup="false" Inherits="Telerik.Web.Examples.Slider.DynamicObjectCreation.DefaultVB"
        CodeFile="DefaultVB.aspx.vb" %>

    <%@ Register TagPrefix="telerik" Namespace="Telerik.Web.UI" Assembly="Telerik.Web.UI" %>
    <%@ 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" %>
    <!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 ID="Headtag1" runat="server" />
    </head>
    <body class="BODY">
        <form id="Form1" method="post" runat="server">
            <qsf:Header ID="Header1" runat="server" NavigationLanguage="VB" />
            <telerik:RadScriptManager ID="RadScriptManager1" runat="server"></telerik:RadScriptManager>
            This slider is declaratively created in the ASPX page:<br />
            <telerik:RadSlider runat="server" ID="RadSlider1" Value="50" />
            <br />
            This slider is programmatically created on the server:<br />
            <asp:Panel ID="Panel1" runat="server" />
            <br />
            <asp:UpdatePanel runat="server" ID="UpdatePanel1">
                <ContentTemplate>
                    <div class="module" style="width: 300px;">
                        <asp:Button ID="Button1" runat="server" Text="Create" OnClick="Button1_Click" />
                        a new slider using <b>&lt;asp:UpdatePanel</b>:<br />
                        <asp:Label ID="Label2" runat="server" />
                    </div>
                </ContentTemplate>
            </asp:UpdatePanel>
            <br />
            <telerik:RadCodeBlock ID="RadCodeBlock1" runat="server">

                <script type="text/javascript">
                    function CreateSlider()
                    {
                        var sliderProps = {
                            value : 50,
                            itemData : [],
                            _skin : $find('<%= RadSlider1.ClientID %>').get_skin(),
                            _width : "200px"
                        }
                        var sliderEvents = {}; // we do not need events
                        $get("ClientSlider").style.display = "none"; // hide the button
                        var elementToExtend = $get("elementToExtend");
                        $create(Telerik.Web.UI.RadSlider, sliderProps, sliderEvents, null, elementToExtend);
                    }
                </script>

            </telerik:RadCodeBlock>
            <div class="module" style="width: 300px;">
                <a id="ClientSlider" href="javascript:CreateSlider()" class="button" style="padding: 3px 9px;">
                    Create a new slider on the client</a>
                <div id="elementToExtend">
                </div>
            </div>
            <qsf:Footer runat="server" ID="Footer1" />
        </form>
    </body>
    </html>

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