public void InstantiateIn(Control container) { GridViewDetailRowTemplateContainer templateContainer = (GridViewDetailRowTemplateContainer)container; ASPxPageControl pageControl = RenderHelper.CreateASPxPageControl(); object masterObject = null; if (masterListViewCore.ObjectSpace != null) { masterObject = masterListViewCore.ObjectSpace.GetObject(templateContainer.Grid.GetRow(templateContainer.VisibleIndex)); } pageControl.EnableCallBacks = true; pageControl.Width = Unit.Percentage(100); pageControl.ContentStyle.Paddings.Padding = Unit.Pixel(0); container.Controls.Add(pageControl); foreach (IMemberInfo mi in masterListViewCore.ObjectTypeInfo.Members) { if (mi.IsList && mi.IsPublic) { //IObjectSpace os = WebApplication.Instance.CreateObjectSpace(); IObjectSpace os = App.CreateObjectSpace(); string listViewId = DevExpress.ExpressApp.Model.NodeGenerators.ModelNestedListViewNodesGeneratorHelper.GetNestedListViewId(mi); Type type = mi.ListElementType; if (!isInit) { cs = new PropertyCollectionSource(os, type, os.GetObject(masterObject), mi, CollectionSourceMode.Proxy); cs.CollectionChanged += cs_CollectionChanged; os.Committing += os_Committing; isInit = true; } ListView tempListView = WebApplication.Instance.CreateListView(listViewId, cs, false); Frame detailsFrame = WebApplication.Instance.CreateFrame(TemplateContext.NestedFrame); detailsFrame.SetView(tempListView);//tempListView detailsListView //detailsListView.LayoutManager detailsFrame.CreateTemplate(); Control detailsTemplateControl = (Control)detailsFrame.Template; detailsTemplateControl.ID = string.Format("detailsTemplateControl_{0}", mi.Name); TabPage page = new TabPage(mi.Name); page.Controls.Add(detailsTemplateControl); pageControl.TabPages.Add(page); //((Control)detailsFrame.Template).FindControl("ToolBar").Visible = false; } } }