C# Signature:

[DllImport("gdi32.dll")]
static extern int SetBkMode(IntPtr hdc, int iBkMode);

VB.NET Signature

<DllImport("gdi32.dll", SetLastError:=True)> _
Public Function SetBkMode(hdc As IntPtr, <MarshalAs(UnmanagedType.I4)>iBkMode As gdiBkMode) As Integer
End Function

VB Signature

Public Declare Function SetBkMode Lib "gdi32.dll" _
        (ByVal prmlngHDc As Long, _
         ByVal ColorRef As Integer) As Integer

Constants:

const int TRANSPARENT = 1;
const int OPAQUE = 2;

User-Defined Types:

VB.NET

Public Enum gdiBkMode As Integer
    TRANSPARENT = 1
    OPAQUE = 2
end Enum

Notes:

None.

Tips & Tricks:

Please add some!

Notes:

None.

Sample Code:

Tips & Tricks:

Please add some!

Alternative Managed API:

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)

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