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WebForms PdfViewer Overview

About RadPdfViewer for ASP.NET AJAX

RadPdfViewer is a server-side WebForms wrapper over the PdfViewer for Kendo UI for jQuery. It operates on the client, displays PDF files in the browser and consists of a toolbar and a scrollable container that wraps the page elements.

RadPdfViewer and 120+ other controls are part of Telerik UI for ASP.NET AJAX, a comprehensive toolset taking care of the common functionality of your application, while leaving you with more time to work on its business logic.

Key Features

  • Renders and operates on the client-side
  • Built-in accessibility, WAI-ARIA, keyboard and RTL support
  • Localization
  • Customizable Toolbar and Tools
  • Integration with PDF.js
  • Built-in paging, zooming and seraching mechanism
  • Virtualization - allows you to perform fast scrolling through the pages
  • Ability to load files from the client's PC
  • Built-in file download functionality
  • DefaultVB.aspx
  • DefaultVB.aspx.vb
<%@ Page Language="vb" AutoEventWireup="true"  Inherits="Telerik.Web.Examples.PdfViewer.Overview.DefaultVB" CodeFile="DefaultVB.aspx.vb" %>

<%@ Register TagPrefix="telerik" Namespace="Telerik.Web.UI" Assembly="Telerik.Web.UI" %>

<!DOCTYPE html>
<html xmlns=''>
<head runat="server">
    <title>Telerik ASP.NET Example</title>
    <script type="text/javascript" src=""></script>
    <script type="text/javascript" src=""></script>
    <form id="form1" runat="server">
    <telerik:RadScriptManager runat="server" ID="RadScriptManager1" />
    <telerik:RadSkinManager ID="RadSkinManager1" runat="server" ShowChooser="true" />
    <script type="text/javascript">
        window.pdfjsLib.GlobalWorkerOptions.workerSrc = '';
    <div class="demo-container size-wide no-bg" runat="server">
        <telerik:RadPdfViewer runat="server" ID="RadPdfViewer2" Height="550px" Width="100%" Scale="0.9">
            <PdfjsProcessingSettings File="../Document.pdf">


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