View source for CN SETFOCUS

This message is sent by the container control to its owner whenever the container receives the focus.
==Syntax==
<PRE>
param1
USHORT id;          /* Container control ID. */
USHORT CN_SETFOCUS; /* Notification code. */

param2
HWND hwndCnr;       /* Container control handle. */
</PRE>

==Parameters==
;id ([[USHORT]]) - Input
: Container control ID.
;CN_SETFOCUS ([[USHORT]]) - Input
: Notification code.
;hwndCnr ([[HWND]]) - Input
: Container control handle.

==Returns==
;ulReserved ([[ULONG]]) - returns
: Reserved value, should be 0.

==Remarks==
None.

==Default Processing==
The default window procedure does not expect to receive this notification code and therefore takes no action on it other than to return 0.

[[Category:Messages]]