[OnLockEnable is no longer available in Windows Vista. See Windows Messenger for more information.]
Notifies a Messenger client with the status of the Messenger Lock and Key APIs.
void OnLockEnable( [in] VARIANT_BOOL fEnable = true );
- fEnable [in]
VARIANT_BOOL that defines one of the following possible values.
Lock and Key is disabled.
Lock and Key is enabled.
Return ValueThis event does not return a value.
This event fires shortly after a user signs in to Windows Messenger and indicates whether the Messenger client can proceed to request an authentication challenge from the Messenger service . Until this event notification is received, a Messenger client cannot unlock the Messenger service APIs and requests for an authentication challenge will fail.
Minimum supported client
|Windows 2000 Professional, Windows XP|
Minimum supported server
|Windows Server 2003|
- Messenger Lock and Key API
- Messenger Session Invite and Messenger Private APIs
Build date: 6/30/2010