C# Signature:

/// <summary>
/// The WTSGetActiveConsoleSessionId function retrieves the
/// Terminal Services session currently attached to the physical console.
/// The physical console is the monitor, keyboard, and mouse.
/// </summary>
/// <returns>An <see cref="int"/> equal to 0 indicates that the current session is attached to the physical console.</returns>
/// <remarks>It is not necessary that Terminal Services be running for this function to succeed.
/// http://msdn.microsoft.com/library/default.asp?url=/library/en-us/termserv/termserv/wtsgetactiveconsolesessionid.asp</remarks>
[DllImport("kernel32.dll")]
static extern int WTSGetActiveConsoleSessionId();

VB .NET Signature:

TODO

User-Defined Types:

None.

Notes:

Requirements

Tips & Tricks:

See WTSQuerySessionInformation

Sample Code:

int currentSessionId = WTSGetActiveConsoleSessionId();

Alternative Managed API:

TODO

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