MFC设置按钮、文本控件的字体大小： 

CFont *font=new CFont;
 VERIFY(font->CreateFont(
  80,                        // nHeight
  0,                         // nWidth
  0,                         // nEscapement
  0,                         // nOrientation
  FW_NORMAL,                 // nWeight
  FALSE,                     // bItalic
  FALSE,                     // bUnderline
  0,                         // cStrikeOut
  ANSI_CHARSET,              // nCharSet
  OUT_DEFAULT_PRECIS,        // nOutPrecision
  CLIP_DEFAULT_PRECIS,       // nClipPrecision
  DEFAULT_QUALITY,           // nQuality
  DEFAULT_PITCH | FF_SWISS,  // nPitchAndFamily
  "宋体"));                 // lpszFacename                                 
GetDlgItem(IDC_BUTTON1)->SetFont(font);
GetDlgItem(IDC_BUTTON1)->SetWindowText("DFDSF");