CWnd*pChild=this->GetWindow(GW_CHILD);TCHARszClassName[255]={0};while(pChild){//获得类名GetClassName(pChild->GetSafeHwnd(),szClassName,255);CStringstrTemp=_T("");//清空控件pChild->SendMessage(WM_SETTEXT,0,(LPARAM)(LPWSTR)(LPCWSTR)strTemp);pChild=pChild->GetWindow(GW_HWNDNEXT);}