C# Definition:

    public enum ShowWindowCommands : uint {
        /// <summary>
        ///        Hides the window and activates another window.
        /// </summary>
        SW_HIDE = 0,

        /// <summary>
        ///        Activates and displays a window. If the window is minimized or maximized, the system restores it to its original size and position. An application should specify this flag when displaying the window for the first time.
        /// </summary>
        SW_SHOWNORMAL = 1,

        /// <summary>
        ///        Activates and displays a window. If the window is minimized or maximized, the system restores it to its original size and position. An application should specify this flag when displaying the window for the first time.
        /// </summary>
        SW_NORMAL = 1,

        /// <summary>
        ///        Activates the window and displays it as a minimized window.
        /// </summary>
        SW_SHOWMINIMIZED = 2,

        /// <summary>
        ///        Activates the window and displays it as a maximized window.
        /// </summary>
        SW_SHOWMAXIMIZED = 3,

        /// <summary>
        ///        Maximizes the specified window.
        /// </summary>
        SW_MAXIMIZE = 3,

        /// <summary>
        ///        Displays a window in its most recent size and position. This value is similar to <see cref="ShowWindowCommands.SW_SHOWNORMAL"/>, except the window is not activated.
        /// </summary>
        SW_SHOWNOACTIVATE = 4,

        /// <summary>
        ///        Activates the window and displays it in its current size and position.
        /// </summary>
        SW_SHOW = 5,

        /// <summary>
        ///        Minimizes the specified window and activates the next top-level window in the z-order.
        /// </summary>
        SW_MINIMIZE = 6,

        /// <summary>
        ///        Displays the window as a minimized window. This value is similar to <see cref="ShowWindowCommands.SW_SHOWMINIMIZED"/>, except the window is not activated.
        /// </summary>
        SW_SHOWMINNOACTIVE = 7,

        /// <summary>
        ///        Displays the window in its current size and position. This value is similar to <see cref="ShowWindowCommands.SW_SHOW"/>, except the window is not activated.
        /// </summary>
        SW_SHOWNA = 8,

        /// <summary>
        ///        Activates and displays the window. If the window is minimized or maximized, the system restores it to its original size and position. An application should specify this flag when restoring a minimized window.
        /// </summary>
        SW_RESTORE = 9,

        /// <summary>
        ///        Items 10, 11 and 11 existed in the VB definition but not the c# definition - so I am assuming this was a mistake and have added them here.
        ///         Please forgive me if this is wrong!  I don't think it should have any negative impact.
        ///         According to what I have read elsewhere: The SW_SHOWDEFAULT makes sure the window is restored prior to showing, then activating.
        ///         And the 11's try to coerce a window to minimized or maximized.
        /// </summary>
        SW_SHOWDEFAULT = 10,
        SW_FORCEMINIMIZE = 11,
        SW_MAX = 11

    }

VB Definition:

    Public Enum ShowWindowCommands
        SW_HIDE = 0
        SW_SHOWNORMAL = 1
        SW_NORMAL = 1
        SW_SHOWMINIMIZED = 2
        SW_SHOWMAXIMIZED = 3
        SW_MAXIMIZE = 3
        SW_SHOWNOACTIVATE = 4
        SW_SHOW = 5
        SW_MINIMIZE = 6
        SW_SHOWMINNOACTIVE = 7
        SW_SHOWNA = 8
        SW_RESTORE = 9
        SW_SHOWDEFAULT = 10
        SW_FORCEMINIMIZE = 11
        SW_MAX = 11
    End Enum

Notes:

None.