PSN_HELP notification code
Notifies a page that the user has clicked the Help button. This notification code is sent in the form of a WM_NOTIFY message.
Pointer to a PSHNOTIFY structure that contains information about the notification code. This structure contains an NMHDR structure as its first member, hdr. The hwndFrom member of this NMHDR structure contains the handle to the property sheet. The lParam member of the PSHNOTIFY structure does not contain any information.
No return value.
An application should display Help information for the page.
Note This notification code is not supported when using the Aero wizard style (PSH_AEROWIZARD).
Minimum supported client
|Windows 2000 Professional [desktop apps only]|
Minimum supported server
|Windows 2000 Server [desktop apps only]|
Build date: 11/16/2013