C# Definition:

/// <summary>

/// Scroll Bar Commands

/// </summary>

public enum ScrollBarCommands {

    SB_LINEUP       = 0,
    SB_LINELEFT     = 0,
    SB_LINEDOWN     = 1,
    SB_LINERIGHT    = 1,
    SB_PAGEUP       = 2,
    SB_PAGELEFT     = 2,
    SB_PAGEDOWN     = 3,
    SB_PAGERIGHT    = 3,
    SB_THUMBPOSITION    = 4,
    SB_THUMBTRACK       = 5,
    SB_TOP          = 6,
    SB_LEFT         = 6,
    SB_BOTTOM       = 7,
    SB_RIGHT        = 7,
    SB_ENDSCROLL    = 8

}

VB Definition:

Enum ScrollBarCommands
    SB_LINEUP = 0
    SB_LINELEFT = 0
    SB_LINEDOWN = 1
    SB_LINERIGHT = 1
    SB_PAGEUP = 2
    SB_PAGELEFT = 2
    SB_PAGEDOWN = 3
    SB_PAGERIGHT = 3
    SB_THUMBPOSITION = 4
    SB_THUMBTRACK = 5
    SB_TOP = 6
    SB_LEFT = 6
    SB_BOTTOM = 7
    SB_RIGHT = 7
End Enum

Notes:

None.