minapp.cpp

This is Visual C++ basis operation. Using that you can fast go in study.

#include  "MinApp.h"
CMyApp myApp;
BOOL CMyApp::InitInstance()
{ 
	m_pMainWnd=new CMainFrame;
	((CMainFrame*)m_pMainWnd)->Create(NULL,"The MFC Application");
	m_pMainWnd->ShowWindow(m_nCmdShow);
	return TRUE;
}