This is a TreeListView, running in virtual mode. the data is never stored within the control.
Latest Tree View Articles
Use ASP.NET 2.0's TreeView to Display Hierarchical Data
Thanks to ASP.NET 2.0's built-in TreeView control, you can give your Web site a professional-looking navigation system that displays hierarchical data—without having to write lots of code and script.
Bypassing the TreeView.ItemHeight Limitation
Learn to get around the limitation for the maximum value of the .NET TreeView's ItemHeight property.
Latest Developer Videos
More...Latest CodeGuru Developer Columns
MFC Integration with the Windows Transactional File System (TxF)
The Transactional File System (TxF), which allows access to an NTFS file system to be conducted in a transacted manner through extensions to the Windows SDK API. MFC 10, has been extended to support TxF and related technologies. This support allows existing MFC applications to be easily extended to support kernel transactions.
.NET Framework: Collections and Generics
The original release of the .NET Framework included collections as .NET was introduced to the Microsoft programming world. The .NET Framework 2.0 introduced generics to complement the System.Collections namespace and provide a more efficient and well performing option. Read on to learn more...

A Quick Way to Add AutoComplete to a VB.NET 2012 TextBox
The question has been asked whether or not it was possible to have a textbox that can be automatically filled in with the previous URL history, similar to what can be found in any decent web browser. And the answer is...

ALM Tools for Developers in Visual Studio 2012
Although coding is the primary responsibility of a developer, there are many other application lifecycle management activities that need to be performed with the code. V. N. S. Arun takes a look at the list of features offered by Visual Studio 2012 for the Application Lifecycle Management (ALM).