C# Signature:
[DllImport("gdi32.dll")]
static extern int SetBkMode(IntPtr hdc, int iBkMode);
Constants:
const int TRANSPARENT = 1;
const int OPAQUE = 2;
User-Defined Types:
None.
Notes:
None.
Tips & Tricks:
Please add some!
Sample Code:
Please add some!
Alternative Managed API:
If you are using GDI+ with a Graphics object, you don't need the use of this method anymore. If you want a transparent background just call
g.Clear(Color.White);
Good luck and have fun 
(Julian Taupe)
