Introduction - If you have any usage issues, please Google them yourself
For the main frame window:
MainFrm.h, MainFrm.cpp
These files contain the frame class CMainFrame, which is derived from
CFrameWnd and controls all SDI frame features.
res\Toolbar.bmp
This bitmap file is used to create tiled images for the toolbar.
The initial toolbar and status bar are constructed in the CMainFrame
class. Edit this toolbar bitmap using the resource editor, and
update the IDR_MAINFRAME TOOLBAR array in Ch5Demo1.rc to add
toolbar buttons.