Learn how to save a Windows region to a file with GetRegionData and how to load and re-create it with ExtCreateRegion the Win32 API way.
Latest Using regions Articles
Learn how .NET enables you to easily allow your users to create a cropping area of an image with the mouse and then create a new image consisting of only that cropped area.
Creating a 24-Bit Per Pixel Subregion of a 24-Bit Per Pixel Bitmap
A tool to convert bitmaps to region files
Converting a bitmap to a region - memory leak fix
Converting a bitmap to a region
Latest Developer VideosMore...
Latest CodeGuru Developer Columns
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.
Learn to create URLs for webforms that are page-independent.
Learn about trace testing and the tools available for Visual Studio.
Arun Karthick introduces you to the state machine model and shows you how to create a simple working state machine sample using the .NET framework in the C# language.