'Declaration
<ExtensionAttribute()> <NotNullAttribute()> Public Overloads Shared Function GetConditionState( _ ByVal client As IEasyAEClient, _ ByVal machineName As String, _ ByVal serverClass As String, _ ByVal qualifiedSourceName As String, _ ByVal conditionName As String _ ) As AEConditionState
'Usage
Dim client As IEasyAEClient Dim machineName As String Dim serverClass As String Dim qualifiedSourceName As String Dim conditionName As String Dim value As AEConditionState value = IEasyAEClientExtension.GetConditionState(client, machineName, serverClass, qualifiedSourceName, conditionName)
[Extension()] [NotNull()] public static AEConditionState GetConditionState( IEasyAEClient client, string machineName, string serverClass, string qualifiedSourceName, string conditionName )
[Extension()] [NotNull()] public: static AEConditionState^ GetConditionState( IEasyAEClient^ client, String^ machineName, String^ serverClass, String^ qualifiedSourceName, String^ conditionName )
Parameters
- client
- The client object that will perform the operation.
This is typically the EasyAEClient object.
The value of this parameter cannot be
null
(Nothing
in Visual Basic). - machineName
- Name of the machine. Determines the computer on which the OPC server is located. It may be an empty string, in which case the OPC server is assumed to exist on the local computer or at the computer specified for it by DCOM configuration.
The value represents a UNC or DNS computer name. Any string can be passed to this parameter (i.e. will not cause System.ArgumentException), but not all values make sense and will work when an operation using them is attempted. IPv6 addresses are normally enclosed between '[' and ']'.
The value of this parameter cannot be
null
(Nothing
in Visual Basic). - serverClass
- Contains ProgID of the OPC server.
The value of this parameter cannot be
null
(Nothing
in Visual Basic). - qualifiedSourceName
- Fully qualified source name. A source name, as returned by browsing. The state of the condition instance associated with this source is returned.
The value of this parameter cannot be
null
(Nothing
in Visual Basic). - conditionName
- A condition name, as returned by querying. The state of this condition is returned.
The value of this parameter cannot be
null
(Nothing
in Visual Basic).
Return Value
This method never returns null
(Nothing
in Visual Basic).