C# Signature:

[DllImport("user32.dll")]
static extern bool SetSystemCursor(IntPtr hcur, uint id);

VB.NET Signature:

[<DllImport("user32.dll")>] _
Private Shared Function SetSystemCursor(ByVal hCursor As IntPtr, ByVal id As Integer) As Boolean
End Function

User-Defined Types:

enum OCR_SYSTEM_CURSORS : uint
{
    /// <summary>
    /// Standard arrow and small hourglass
    /// </summary>
    OCR_APPSTARTING = 32650,
    /// <summary>
    /// Standard arrow
    /// </summary>
    OCR_NORMAL = 32512,
    /// <summary>
    /// Crosshair
    /// </summary>
    OCR_CROSS = 32515,
    /// <summary>
    /// Windows 2000/XP: Hand
    /// </summary>
    OCR_HAND = 32649,
    /// <summary>
    /// Arrow and question mark
    /// </summary>
    OCR_HELP = 32651,
    /// <summary>
    /// I-beam
    /// </summary>
    OCR_IBEAM = 32513,
    /// <summary>
    /// Slashed circle
    /// </summary>
    OCR_NO = 32648,
    /// <summary>
    /// Four-pointed arrow pointing north, south, east, and west
    /// </summary>
    OCR_SIZEALL = 32646,
    /// <summary>
    /// Double-pointed arrow pointing northeast and southwest
    /// </summary>
    OCR_SIZENESW = 32643,
    /// <summary>
    /// Double-pointed arrow pointing north and south
    /// </summary>
    OCR_SIZENS = 32645,
    /// <summary>
    /// Double-pointed arrow pointing northwest and southeast
    /// </summary>
    OCR_SIZENWSE = 32642,
    /// <summary>
    /// Double-pointed arrow pointing west and east
    /// </summary>
    OCR_SIZEWE = 32644,
    /// <summary>
    /// Vertical arrow
    /// </summary>
    OCR_UP = 32516,
    /// <summary>
    /// Hourglass
    /// </summary>
    OCR_WAIT = 32514
}

Notes:

See example at http://www.pinvoke.net/default.aspx/user32/copyicon.html

Tips & Tricks:

Please add some!

Sample Code:

enum IDC_STANDARD_CURSORS : int
{
    IDC_ARROW = 32512,
    IDC_IBEAM = 32513,
    IDC_WAIT = 32514,
    IDC_CROSS = 32515,
    IDC_UPARROW = 32516,
    IDC_SIZE = 32640,
    IDC_ICON = 32641,
    IDC_SIZENWSE = 32642,
    IDC_SIZENESW = 32643,
    IDC_SIZEWE = 32644,
    IDC_SIZENS = 32645,
    IDC_SIZEALL = 32646,
    IDC_NO = 32648,
    IDC_APPSTARTING = 32650,
    IDC_HELP = 32651
}

private void SetSystemCursor()
{
    IntPtr hcursor = LoadCursor(IntPtr.Zero, IDC_ARROW);
    bool ret_val = SetSystemCursor(hcursor, OCR_NORMAL);
}

Alternative Managed API:

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