Argox PT-9130 - Manual (Page 32)

PT-90 Mobile Computer SDK Programming Manual 25
LED Related Functions
GetKeypadLEDStatus
To get keypad back-light LED status.
BOOL GetKeypadLEDStatus
{
}
Parameters
None.
Returned Values
The returned value indicates whether keypad back-light LED is ON(TRUE) or OFF(FALSE).
Example
BOOL bResult;
bResult = GetKeypadLEDStatus();
if(bResult == TRUE)
AfxMessageBox(_T("Keypad LED on"));
else if(bResult == FALSE)
AfxMessageBox(_T("Keypad LED off"));
Requirements
OS Versions: Windows CE 6.0 or beyond.
Header: sysapiax.h
Link Library: sysapiax.lib
Link DLL: sysapiax.dll
Device: PT90