https://docs.microsoft.com/en-us/windows/win32/api/dwmapi/ne-dwmapi-dwmwindowattribute

C# Definition:

enum DwmWindowAttribute : uint
{
    NCRenderingEnabled = 1,
    NCRenderingPolicy,
    TransitionsForceDisabled,
    AllowNCPaint,
    CaptionButtonBounds,
    NonClientRtlLayout,
    ForceIconicRepresentation,
    Flip3DPolicy,
    ExtendedFrameBounds,
    HasIconicBitmap,
    DisallowPeek,
    ExcludedFromPeek,
    Cloak,
    Cloaked,
    FreezeRepresentation,
    PassiveUpdateMode,
    UseHostBackdropBrush,
    UseImmersiveDarkMode = 20,
    WindowCornerPreference = 33,
    BorderColor,
    CaptionColor,
    TextColor,
    VisibleFrameBorderThickness,
    SystemBackdropType,
    Last
}

VB Definition:

Enum DWMWINDOWATTRIBUTE
   TODO
End Enum

Notes:

None.