FtVspcApplyKey Function
Apply a new license key. The previously applied key will be replaced with lpszLicenseKey.
BOOL FtVspcApplyKey( LPCTSTR lpszLicenseKey );
Parameters
lpszLicenseKey
[in] License key string. If NULL or empty string, the control works in demo mode.
Return Value
If the function succeeds, the return value is nonzero. Use FtVspcGetLastError to get the error code (FtVspc_ErrorCode).
Errors
ftvspcErrorFailed | 1 | The operation has not been completed. |
---|---|---|
ftvspcErrorInvalidParameter | 2 | Invalid parameter. |
ftvspcErrorInvalidLicense | 5 | Invalid license. |
ftvspcErrorIncompatibleVersions | 6 | Incompatible versions of service and DLL API. |