#include <afxwin.h>
class CMyApp : public CWinApp {
public:
        virtual BOOL InitInstance();
};

class CMainWindow : public CFrameWnd {
public:
        CMainWindow();
protected:
        afx_msg void OnPaint();
        DECLARE_MESSAGE_MAP()
};

CMyApp myApp;

//-------------member functions---------

BOOL CMyApp::InitInstance() {
        m_pMainWnd=new CMainWindow;
        m_pMainWnd->ShowWindow(m_nCmdShow);
        m_pMainWnd->UpdateWindow();
        return TRUE;
}
//--------CMainWindow message map-------

BEGIN_MESSAGE_MAP(CMainWindow,CFrameWnd)
        ON_WM_PAINT()
END_MESSAGE_MAP()
//-----------member functions------------
CMainWindow::CMainWindow() {

字串9

        Create(NULL,"The Hello Application",WS_OVERLAPPEDWINDOW);
}
void CMainWindow::OnPaint() {
        CPaintDC dc(this);
        CRect rect;
        GetClientRect(&rect);
        dc.DrawText("Hello,MFC",-1,&rect,
                DT_SINGLELINE|DT_CENTER|DT_VCENTER);
}

//这是一个MFC的简单程序.但是也较完整的表现了MFC的编程结构.