WLX_SAS_TYPE_xxx
Secure attention sequence types.
These values are passed to routines that have a dwSasType parameter.
All values from 0 to 127 are reserved for Microsoft definition.
Values above 127 are reserved for developer definition.
WLX_SAS_TYPE_CTRL_ALT_DEL
Indicates that the standard CTRL+ALT+DEL secure attention sequence has been entered.
WLX_SAS_TYPE_SCRNSVR_TIMEOUT
Indicates that keyboard/mouse inactivity has lead to screen saver activation. The GINA DLL specifies whether this constitutes a workstation locking event.
WLX_SAS_TYPE_SCRNSVR_ACTIVITY
Indicates that keyboard or mouse activity occured while a secure screen saver was active.