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how to avoid postback during fileupload?

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sudheer asked on 17 Dec 2008, 03:29 PM
Hai All,

        I am using fileupload inside Radgrid.I have several tabs in my page.but while using document upload page in the application,It is doing a postback.I would like to know about how to avoid this post back in my is the code which i used in my application:

 aspx page: 

<telerik:RadAjaxPanel ID="RadAjaxPanel1" runat="server" ClientEvents-OnRequestStart="conditionalPostback"> 

 <telerik:RadProgressManager ID="RadProgressManager1" runat="server" />  


<telerik:RadGrid ID="RGDocuments"   

<PagerStyle Mode="NextPrevAndNumeric" />  

<MasterTableView Width="100%" CommandItemDisplay="Top" DataKeyNames="PKID,DocumentType,DocumentName,UploadedTime,DocumentExpiryDateFlag,DocumentExpiryDate">  


<telerik:GridTemplateColumn HeaderButtonType="TextButton" UniqueName="Upload" HeaderText="File Name">  




<asp:Label runat="server" ID="lblFileName" Text='<%# Eval("FileName") %>' />    






<asp:FileUpload Width="400" BorderColor="AliceBlue" onclick="return Check()" ID="RadUpload1"  runat="server" />  








aspx.cs Code


protected void RGDocuments_ItemDataBound(object sender, GridItemEventArgs e)  



FileUpload upload = (FileUpload)e.Item.FindControl("RadUpload1"); 

RadAjaxPanel1.ResponseScripts.Add(string.Format("window['UploadId'] = '{0}';", upload.ClientID)); 






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