WM_PSETFOCUS - Parameters
hwnd (HWND)
Focus-window
handle.
NULLHANDLE
No window lost or received the focus.
Other
usfocus (USHORT)
Focus
flag.
TRUE
The window received the focus. hwnd is
the window handle of the window which lost the focus, or NULLHANDLE if no
window previously had the focus.
FALSE
The
window lost the focus. hwnd is the window handle of the window which
received the focus, or NULLHANDLE if no window received the focus.
ulReserved (ULONG)
Reserved
value, should be 0.
[Back: WM_PSETFOCUS Return Value - ulReserved]
[Next: WM_PSETFOCUS - Syntax]