System Shutdown Functions

The following functions are used with system shutdown.

Function	Description
AbortSystemShutdown	Stops a system shutdown that has been initiated.
ExitWindows	Logs off the interactive user.
ExitWindowsEx	Logs off the interactive user, shuts down the system, or shuts down and restarts the system.
InitiateShutdown	Initiates a shutdown and restart of the specified computer, and restarts any applications that have been registered for restart.
InitiateSystemShutdown	Initiates a shutdown and optional restart of the specified computer.
InitiateSystemShutdownEx	Initiates a shutdown and optional restart of the specified computer, and optionally records the reason for the shutdown.
LockWorkStation	Locks the workstation's display.
ShutdownBlockReasonCreate	Indicates that the system cannot be shut down and sets a reason string to be displayed to the user if system shutdown is initiated.
ShutdownBlockReasonDestroy	Indicates that the system can be shut down and frees the reason string.
ShutdownBlockReasonQuery	Retrieves the reason string set by the ShutdownBlockReasonCreate function.