The SetMenuDefaultItem function sets the default menu item for the specified menu.
BOOL SetMenuDefaultItem(
HMENU hMenu,
UINT uItem,
UINT fByPos
);
If the function succeeds, the return value is nonzero.
If the function fails, the return value is zero. To get extended error information, use the GetLastError function.
Windows NT: Requires version 4.0 or later.
Windows: Requires Windows 95 or later.
Windows CE: Unsupported.
Header: Declared in winuser.h.
Import Library: Use user32.lib.
Menus Overview, Menu Functions, GetMenuDefaultItem