ScreenGrabber.NET Utility

Wiktor Zychla [wzychla_at_ii.uni.wroc.pl]

ScreenGrabber.NET is a fully functional screen grabbing utility written entirely in C# with a little usage of P/Invoke.

The application demostrates some useful Windows programming techniques:

• registering and unregistering system-wide HotKeys with
  • RegisterHotKey
  • UnregisterHotKey
• creating full screen transparent windows with .NET
• selecting top-level and child-level windows with mouse with
  • WindowFromPoint
  • ChildWindowFromPoint
• grabbing images of top-level and child-level windows with BitBlt
• some basic image operations like saving or cropping