C# Definition:

[StructLayout(LayoutKind.Sequential)]
public struct GRADIENT_RECT
{
    public uint UpperLeft;
    public uint LowerRight;

    public GRADIENT_RECT(uint upLeft, uint lowRight)
    {
        this.UpperLeft = upLeft;
        this.LowerRight = lowRight;
    }
}

VB Definition:

<StructLayout(LayoutKind.Sequential)> _
Public Structure GRADIENT_RECT
    Public UpperLeft As UInteger
    Public LowerRight As UInteger
    Public Sub New(ul As UInteger, lr As UInteger)
        Me.UpperLeft = ul
        Me.LowerRight = lr
    End Sub
End Structure

User-Defined Field Types:

None.

Notes:

None.