Telerik is a leading vendor of ASP.NET AJAX, ASP.NET MVC, Silverlight, WinForms and WPF controls and components, as well as .NET Reporting, .NET ORM , .NET CMS, Code Analysis, Mocking, Team Productivity and Automated Testing Tools. Building on its expertise in interface development and Microsoft technologies, Telerik helps customers build applications with unparalleled richness, responsiveness and interactivity. Telerik products help thousands of companies to be more productive and deliver reliable applications under budget and on time.
Version Q2 2011 released 07/12/2011
select

Notification / Update on interval


Clear log Event log:

  • The RadNotification in this demo is configured to update on every 3 seconds. The example simulates a scenario of checking for new messages at specified interval - if there are new messages, the notification is shown. Otherwise it does not show.

Source Code

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

    <%@ 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 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.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" />
        <script type="text/javascript">

            function OnClientUpdated(sender, args) {
                var message = "Update (check) was done!";
                var newMsgs = sender.get_value();
                if (newMsgs != 0) {
                    sender.show();
                    message += (newMsgs == 1) ? (" There is 1 new message!") : (" There are " + newMsgs + " new messages!");
                }
                else {
                    message += " There are no new messages!";
                }
                logEvent(message);
            }
            
        </script>
        <telerik:RadScriptManager ID="RadScriptManager1" runat="server">
        </telerik:RadScriptManager>
        <br />
        <telerik:RadNotification ID="RadNotification1" runat="server" LoadContentOn="TimeInterval"
            Width="300" Animation="Fade" EnableRoundedCorners="true" EnableShadow="true"
            OnClientUpdated="OnClientUpdated" Title="Received messages" OffsetX="-20" OffsetY="-20"
            TitleIcon="none" UpdateInterval="3000" AutoCloseDelay="1500" OnCallbackUpdate="OnCallbackUpdate">
            <ContentTemplate>
                <asp:Literal ID="lbl" runat="server"></asp:Literal>
            </ContentTemplate>
        </telerik:RadNotification>
        <qsf:EventLogConsole ID="EventLogConsole1" runat="server" AllowClear="true" />
        <qsf:Footer runat="server" ID="Footer1" />
        </form>
    </body>
    </html>

Get more than expected!

 
 

Take your time to truly experience the power of RadControls for ASP.NET AJAX with a free 60-day trial backed up by Telerik’s unlimited dedicated support.

Download your RadControls for ASP.NET AJAX trial and jumpstart your development with the available Getting Started resources.

If you have any questions, do not hesitate to contact us at sales@telerik.com.

Copyright 2002-2024 © Telerik. All right reserved
Telerik Inc, 201 Jones Rd, Waltham, MA 02451