    using System;
    using System.Collections;
    using System.ComponentModel;
    using System.Data;
    using System.Drawing;
    using System.Web;
    using System.Web.UI;
    using System.Web.UI.WebControls;
    using System.Web.UI.HtmlControls;
    using System.Data.SqlClient;

    namespace ASPNET.StarterKit.Portal {

        public class DesktopDefault : System.Web.UI.Page {
            protected System.Web.UI.HtmlControls.HtmlTableCell LeftPane;
            protected System.Web.UI.HtmlControls.HtmlTableCell ContentPane;
            protected System.Web.UI.HtmlControls.HtmlTableCell RightPane;

            public DesktopDefault() {
                Page.Init += new System.EventHandler(Page_Init);
            }

            private void Page_Init(object sender, EventArgs e) {
                //
                // CODEGEN: This call is required by the ASP.NET Web Form Designer.
                //
                InitializeComponent();

                //*********************************************************************
                //
                // Page_Init Event Handler
                //
                // The Page_Init event handler executes at the very beginning of each page
                // request (immediately before Page_Load).
                //
                // The Page_Init event handler below determines the tab index of the currently
                // requested portal view, and then calls the PopulatePortalSection utility
                // method to dynamically populate the left, center and right hand sections
                // of the portal tab.
                //
                //*********************************************************************

                // Obtain PortalSettings from Current Context
                PortalSettings portalSettings = (PortalSettings) HttpContext.Current.Items["PortalSettings"];

                // Ensure that the visiting user has access to the current page
                if (PortalSecurity.IsInRoles(portalSettings.ActiveTab.AuthorizedRoles) == false) {
                    Response.Redirect("~/Admin/AccessDenied.aspx");
                }

                // Dynamically inject a signin login module into the top left-hand corner
                // of the home page if the client is not yet authenticated
                if ((Request.IsAuthenticated == false) && (portalSettings.ActiveTab.TabIndex == 0)) {
                    LeftPane.Controls.Add(Page.LoadControl("~/DesktopModules/SignIn.ascx"));
                    LeftPane.Visible = true;
                }

                // Dynamically Populate the Left, Center and Right pane sections of the portal page
                if (portalSettings.ActiveTab.Modules.Count > 0) {

                    // Loop through each entry in the configuration system for this tab
                    foreach (ModuleSettings _moduleSettings in portalSettings.ActiveTab.Modules) {

                        Control parent = Page.FindControl(_moduleSettings.PaneName);

                        // If no caching is specified, create the user control instance and dynamically
                        // inject it into the page.  Otherwise, create a cached module instance that
                        // may or may not optionally inject the module into the tree

                        if ((_moduleSettings.CacheTime) == 0) {

                            PortalModuleControl portalModule = (PortalModuleControl) Page.LoadControl(_moduleSettings.DesktopSrc);

                            portalModule.PortalId = portalSettings.PortalId;
                            portalModule.ModuleConfiguration = _moduleSettings;

                            parent.Controls.Add(portalModule);
                        }
                        else {

                            CachedPortalModuleControl portalModule = new CachedPortalModuleControl();

                            portalModule.PortalId = portalSettings.PortalId;
                            portalModule.ModuleConfiguration = _moduleSettings;

                            parent.Controls.Add(portalModule);
                        }

                        // Dynamically inject separator break between portal modules
                        parent.Controls.Add(new LiteralControl("<" + "br" + ">"));
                        parent.Visible = true;
                    }
                }
            }

            #region Web Form Designer generated code
            ///
            /// Required method for Designer support - do not modify
            /// the contents of this method with the code editor.
            ///
            private void InitializeComponent() {

            }
            #endregion

        }
    }