Study the following technique for adding splitter windows to an application:
Because you specified Scribble as an MDI application, AppWizard generated a CChildFrame
class for you, derived from CMDIChildWnd.
This is the window that covers the frame window’s client area.
The framework calls OnCreateClient when it first creates the frame window. For Scribble, you will override the OnCreateClient member function of CChildFrame
.