GetWindowLong (coredll)
Last changed: -79.248.150.102

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Summary
This function retrieves information about the specified window. GetWindowLong also retrieves the 32-bit value at the specified offset into the extra window memory of a window.

C# Signature:

[DllImport("coredll.dll", SetLastError=true)]
private static extern UInt32 GetWindowLong(IntPtr hWnd, int nIndex);

VB Signature:

<DllImport("coredll.dll")> _
    Private Shared Function GetWindowLong(ByVal hWnd As IntPtr, ByVal nIndex As Integer) As UInt32
End Function

User-Defined Types:

None.

Alternative Managed API:

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Notes:

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Sample Code:

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Documentation