ConnectionUser - property of the tvTrend object
User defined in trend server (in the PROMOTIC application) this trend viewer connects to.
Property access for read and write
. The preset value of this property is defined in the "Data source connection > Server > User
" configurator of this object.
After writing into this property, it is necessary to call the Connect
method with parameter nType=0
If a user is defined in this property, that is not defined in the trends server (see the "Trends
" tab), then the access to this server is refused to all requests to any data.
If the ConnectionType
property is 1 (local connection), then permissions are not checked
(see the "PmaTrendGroup > Permissions
" tab) and the local server is always connected on calling the Connect
var oTView = pMe.Items("../TrendView");
var oTrend = oTView.Trends(0);
oTrend.ConnectionUser = "oper";