遍历对话框里的static控件
 

LPCTSTR lpWindowName = _T("QQ用户登录");
CWnd *pDialog = FindWindow(NULL, lpWindowName);
CWnd * pChild = pDialog->GetWindow(GW_CHILD);

CString sText;

for (; pChild; )
{
pChild->GetWindowText(sText);
if (sText == _T("deg"))
pChild->SetWindowText("mdeg");

pChild = pChild->GetNextWindow(GW_HWNDNEXT);
}