How to redraw the frame of CMainFrame (including the part of the window bar that displays the menu) I don’t know which

razor2003

How to redraw the frame of CMainFrame (including the part of the window bar that displays the menu) I don’t know how the window used to display the menu was created?

bigbigcat

BOOL RedrawWindow(
LPCRECT lpRectUpdate = NULL,
CRgn* prgnUpdate = NULL,
UINT flags = WCE_IF( 0 RDW_INVALIDATE | RDW_UPDATENOW | RDW_ERASE ));