<rsweb:ReportViewer ID="ReportViewer1" runat="server" Font-Names="Verdana" Font-Size="8pt"                InteractiveDeviceInfos="(集合)" WaitMessageFont-Names="Verdana" WaitMessageFont-Size="14pt"                Width="100%" Height="100%" ShowToolBar="true" ShowBackButton="False" ShowFindControls="False"                ShowRefreshButton="False" HyperlinkTarget="_self"                 InteractivityPostBackMode="AlwaysSynchronous"                 onprerender="ReportViewer1_PreRender">            </rsweb:ReportViewer>

foreach (RenderingExtension extension in ReportViewer1.LocalReport.ListRenderingExtensions())            {                if (extension.Name == "IMAGE" || extension.Name == "WORD"|| extension.Name == "PDF")                {                    FieldInfo fi = extension.GetType().GetField("m_isVisible", BindingFlags.Instance | BindingFlags.NonPublic);                    fi.SetValue(extension, false);                }            }