| DWORD OEMKeyScan(wOemChar) | |||
| WORD wOemChar; |
The OEMKeyScan function maps OEM codes (0 through 0FFH) into scan codes and shift states. This function provides information that enables a program to send OEM text to another program by simulating keyboard input. Windows, when running in 386 enhanced mode, uses it specifically for this purpose.
wOemChar
Specifies the ASCII character.
The return value is the scan code in the AX register and the shift state in the DX register. If the character is not defined in the tables, the return value is -1 in both the DX and AX registers.
The export ordinal for this function is 128.
The bits in the shift state returned in the DX register have the following meaning.
| Bit | Value |
| 1 | 1 if the SHIFT key is down; 0 otherwise. |
| 2 | 1 if CTRL and SHIFT is down; 0 otherwise. |
This function does not provide translations for characters that require the CTRL+ALT key combination or dead keys.
This function calls VkKeyScan.