jquery - ASP.NET - Access final rendered HTML of FormView control -
i trying use separate webpage generate html can returned via ajax webpage update panel. however, cannot find way access rendered html return via response.write(...).
my webpage code follows:
<%@ page language="c#" autoeventwireup="true" codefile="warehousedetails.aspx.cs" inherits="warehousedetails" %> <!doctype html> <html xmlns="http://www.w3.org/1999/xhtml"> <head runat="server"> <title></title> </head> <body> <form id="frmmain" runat="server"> <div id="content" runat="server"> <asp:formview id="fvwwhsedetails" runat="server" allowpaging="false" renderoutertable="false"> <itemtemplate> <div class="col-md-8"><asp:textbox id="txtitemnum" runat="server" cssclass="form-control" text='<%# eval("ordercode") %>' disabled/></div> .... .... .... </itemtemplate> </asp:formview> </div> </form> </body> </html> after page loaded, renders html similar following:
<html xmlns="http://www.w3.org/1999/xhtml"> <head><title> </title></head> <body> <form method="post" action="warehousedetails.aspx" id="frmmain"> <div id="content"> <div class="col-md-8"><input name="fvwwhsedetails$txtitemnum" type="text" value="159580" id="fvwwhsedetails_txtitemnum" class="form-control" disabled="" /></div> .... .... .... </div> </form> </body> </html> what trying accomplish returning of rendered html contained withing ... area. however, nothing have tried seems work.
in code-behind file, have tried following methods html retrieval respective errors commented below each method:
public partial class warehousedetails : system.web.ui.page { protected string stroraconnectionstring = configurationmanager.connectionstrings["oraconnectionstring"].connectionstring; protected void page_load(object sender, eventargs e) { string strselect = @"..."; using (oledbconnection orahqdb = new oledbconnection(stroraconnectionstring)) { oledbcommand command = new oledbcommand(strselect, orahqdb); orahqdb.open(); oledbdatareader reader = command.executereader(); if(reader.hasrows) { fvwwhsedetails.datasource = reader; fvwwhsedetails.databind(); // until point works fine. // if code below excluded, // page renders correctly. string resp; // method 1 - try access innerhtml of <div id="content">...</div> system.web.ui.htmlcontrols.htmlgenericcontrol div = (system.web.ui.htmlcontrols.htmlgenericcontrol)frmmain.findcontrol("content"); string resp = div.innerhtml; // error generated: // system.web.httpexception: // cannot inner content because contents not literal. // method 2 - try use rendercontrol() stringwriter sw = new stringwriter(); htmltextwriter w = new htmltextwriter(sw); frmmain.rendercontrol(w); fvwwhsedetails.rendercontrol(w); fvwwhsedetails.row.rendercontrol(w); div.rendercontrol(w); resp = sw.getstringbuilder().tostring(); // error generated: // system.web.httpexception: // control '[control]' of type '[type]' must placed inside form tag runat=server. response.write(resp); } else { response.write("no results found."); } response.end(); reader.close(); } } } i've searched repeatedly , tried wrapping content in various containers , server controls, regardless end @ 1 of 2 errors listed above.
what proper way access rendered html within formview?
if wrap formview in user control, define httphandler (myformview.ashx) load control, render, , respond generated html.
see http://madskristensen.net/post/load-user-controls-from-an-httphandler-in-aspnet started.
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