MFC gets the default region options of the current machine.

Uint uacp = getacp (); // obtain the text encoding of the current region option. China 936

Identifier meaning
874 Thai
932 Japan
936 Chinese (PRC, Singapore)
949 Korean
950 Chinese (Taiwan region; Hong Kong SAR, PRC)
1200 Unicode (BMP of ISO 10646)
1250 Windows 3.1 Eastern European
1251 Windows 3.1 Cyrillic
1252 Windows 3.1 Latin 1 (US, Western Europe)
1253 Windows 3.1 Greek
1254 Windows 3.1 Turkish
1255 Hebrew
1256 Arabic
1257 Baltic

Switch ()

Default: English;

 

 

Getsystemdefaultlangid () is 2052 on the Chinese machine. I don't know how to know it is simplified Chinese, but the getacp () function is easy to use.