《深入浅出MFC》学习笔记之二

《深入浅出MFC》学习笔记之二(9)                for(int i=1; i<50000; i++); 
            }
            //--------------------------------------------------------------------

            void CMyFrameWnd::OnAbout()
            {
               CDialog about("AboutBox", this);  // "AboutBox"
               about.DoModal();
            }
            //--------------------------------------------------------------------

            void CMyFrameWnd::IdleTimeHandler(LONG lCount)
            {
              CString str;
              CRect rect(10,10,200,30);
              CDC* pDC = new CClientDC(this);
             
              str.Format("%010d", lCount);
              pDC->DrawText(str, &rect, DT_LEFT DT_TOP);
            }