Windows api编程radio button消息处理
HWND hGroupBox;
hGroupBox=CreateWindowEx(0,WC_BUTTON ,L"Group",WS_VISIBLE | WS_CHILD | BS_GROUPBOX,20,20,140,80,hMainWnd,(HMENU)IDB_GROUPBUTTON,hInst,NULL);
CreateWindowEx(0,WC_BUTTON,L"no",WS_VISIBLE|WS_CHILD|BS_AUTORADIOBUTTON,20,20,40,40,hGroupBox,(HMENU)IDB_RADIOBUTTON1,hInst,NULL);
CreateWindowEx(0,WC_BUTTON,L"yes",WS_VISIBLE|WS_CHILD|BS_AUTORADIOBUTTON,80,20,50,40,hGroupBox,(HMENU)IDB_RADIOBUTTON2,hInst,NULL);
怎么处理radio button被选中的消息