Appendix A
HMI Function Reference
©
National Instruments Corporation
A-47
Check Operator Privileges
Use this VI to check the current user’s privileges and produce a Boolean output indicating if
the currently logged in user has the privilege. Additional inputs can be sent to display a dialog
box with a message (OK or OK/Cancel) and/or launch the login prompt if the current user
does not have the requested privilege.
privilege to check inspects the privileges of the current BridgeVIEW user
to see if he or she has been granted this privilege.
prompt for login (F) opens the Login dialog box if the current
BridgeVIEW user does not have the requested privilege, and the input
is
TRUE
.
dialog type (none) displays a dialog box if the current BridgeVIEW user
does not have the requested privilege, and the message input is not empty.
The type of dialog box is determined by the following input:
•
OK—A dialog box appears displaying a message and an OK button.
If the prompt for login input is
TRUE
, the login dialog box appears
after the message dialog box is closed.
•
OK/Cancel—A dialog box displaying a message and OK and Cancel
buttons. If the prompt for login input is
TRUE
, the login dialog box
appears when the OK button in the message dialog box is pressed.
message is the message to display if the dialog type input is not
none
, and
the current BridgeVIEW user does not have the requested privilege.
user has privilege is
TRUE
if the current BridgeVIEW user has the
requested privilege.
login cancelled is
TRUE
if the current BridgeVIEW user does not have the
requested privilege, prompt for login was
TRUE
, and the login dialog box
was cancelled.
