MFC 窗体字体加载 触发修改

 CClientDC dc(this); 
 CFont *pFont = new CFont;
 pFont->CreatePointFont(120, _T("Arial"),&dc);
 SetFont(pFont);
 CWnd *pWnd   = GetWindow(GW_CHILD);
 while(pWnd   != NULL)
 {
 pWnd-> SetFont(pFont);
 pWnd = pWnd-> GetWindow(GW_HWNDNEXT);
 }