84_owner = owner;

100HttpBrowserCapabilitiesBase browser = _owner.IPage.Request.Browser; 109return _owner.EnableLegacyRendering; 115bool hasRedirect = (_owner.CustomErrorsSection.DefaultRedirect != null); 117if (_owner.CustomErrorsSection.Errors != null) { 118foreach (CustomError error in _owner.CustomErrorsSection.Errors) { 363if (postBackTarget != _owner.UniqueID) { 394if (_owner.EnablePartialRendering && !_owner._supportsPartialRenderingSetByUser) { 395HttpBrowserCapabilitiesBase browser = _owner.IPage.Request.Browser; 409_owner.SupportsPartialRendering = supportsPartialRendering; 412if (_owner.IsInAsyncPostBack) { 413_owner.IPage.Error += OnPageError; 418Exception ex = _owner.IPage.Server.GetLastError(); 419_owner.OnAsyncPostBackError(new AsyncPostBackErrorEventArgs(ex)); 421string errorMessage = _owner.AsyncPostBackErrorMessage; 422if (String.IsNullOrEmpty(errorMessage) && !_owner.Control.Context.IsCustomErrorEnabled) { 431if (_owner.AllowCustomErrorsRedirect && _owner.Control.Context.IsCustomErrorEnabled) { 448IDictionary items = _owner.Control.Context.Items; 456_owner.IPage.SetRenderMethodDelegate(RenderPageCallback); 476string focusResourceUrl = _owner.GetScriptResourceUrl("Focus.js", typeof(HtmlForm).Assembly); 486_owner.ScriptRegistration.RenderActiveArrayDeclarations(_updatePanelsToRefresh, writer); 487_owner.ScriptRegistration.RenderActiveScripts(_updatePanelsToRefresh, writer); 488_owner.ScriptRegistration.RenderActiveSubmitStatements(_updatePanelsToRefresh, writer); 489_owner.ScriptRegistration.RenderActiveExpandos(_updatePanelsToRefresh, writer); 490_owner.ScriptRegistration.RenderActiveHiddenFields(_updatePanelsToRefresh, writer); 491_owner.ScriptRegistration.RenderActiveScriptDisposes(_updatePanelsToRefresh, writer); 495Debug.Assert(_owner.IsInAsyncPostBack); 514HtmlForm form = _owner.Page.Form; 596if (!_owner.IsInAsyncPostBack) { 651Debug.Assert(_owner.IsInAsyncPostBack, "Catch-up initialization should only be done in async posts."); 660_owner.IPage.VerifyRenderingInServerForm(_owner); 681IPage page = _owner.IPage; 736HttpResponseBase response = _owner.IPage.Response; 748IHtmlForm formControl = _owner.IPage.Form; 760var hiddenFields = _owner.IPage.HiddenFieldsToRender; 777EncodeString(writer, AsyncPostBackTimeoutToken, String.Empty, _owner.AsyncPostBackTimeout.ToString(CultureInfo.InvariantCulture)); 781if (_owner.IPage.Header != null) { 782string pageTitle = _owner.IPage.Title; 830writer.Write(_owner.UniqueID); 832writer.Write(_owner.IPage.Form.ClientID); 840writer.Write(_owner.AsyncPostBackTimeout.ToString(CultureInfo.InvariantCulture)); 842writer.Write(GetMasterPageUniqueID(_owner.Page)); 888_owner.IPage.SetFocus(control); 892if (_owner.IsInAsyncPostBack) { 901_owner.IPage.SetFocus(clientID); 908if (_owner.IsInAsyncPostBack) {