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.
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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...

Serialization with Windows 8 Store Apps and VB
Serialization can be tricky in any circumstances. But if you have to serialize a Windows Store app, then you have double the trouble! Read on to learn how to properly serialize Windows Store apps.
Top 7 Tips for Developing a Secure ASP.NET Web Application
As a web developer you should be aware of a few security best practices while developing your ASP.NET web application. Arun Karthick lists his top 7 tips to help you keep your ASP.NET security intact.