user32: Add comment to a function.

e8606d56 · Anatoly Lyutin · Alexandre Julliard · 74bd6120 · e8606d56
Commit e8606d56 authored Jul 19, 2007 by Anatoly Lyutin Committed by Alexandre Julliard Jul 20, 2007
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painting.c dlls/user32/painting.c +12 -0

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--- a/dlls/user32/painting.c
+++ b/dlls/user32/painting.c
@@ -527,6 +527,18 @@ HWND WINAPI WindowFromDC( HDC hDC )

 /***********************************************************************
 *		LockWindowUpdate (USER32.@)
+ *
+ * Enables or disables painting in the chosen window.
+ *
+ * PARAMS
+ *  hwnd [I] handle to a window.
+ *
+ * RETURNS
+ *  If successful, returns nonzero value. Otherwise,
+ *  returns 0.
+ *
+ * NOTES
+ *  You can lock only one window at a time.
 */
 BOOL WINAPI LockWindowUpdate( HWND hwnd )
 {