Owner manual

OpenLNS Programmer's Reference 398
Interfaces
The Interfaces object is a collection of Interface objects. This collection contains the set of
custom interface objects that have been added to a device. You can use the Add method to
create custom interfaces on any device that supports dynamic network variables, dynamic
message tags, or dynamic LonMarkObjects. The following table summarizes the Interfaces
object.
Description
Represents a collection of Interface objects.
Added to API
Prior to LNS Release 3.0.
Accessed Through
AppDevice object
NetworkServiceDevice object
Default Property
Item property.
Methods
• Add
• Remove
Properties
• ClassID
• Count
• Item
• Parent
• _NewEnum
Methods
The Intefaces object contains the following methods.
• Add
• Remove
Add
Summary
Adds a new custom Interface to the device containing this
collection. You can create custom interfaces on any device
that supports dynamic network variables, dynamic message
tags, or dynamic LonMarkObjects.
Availability
Local, full, and lightweight clients.
Syntax
interfaceObject = interfaceColl.Add(interfaceName,
sourceInterfaceObj)
Element
Description
interfaceObject
The newly defined Interface object.
interfacesColl
The Interfaces collection object.
interfaceName
A String containing the name of the
interface.
The name of each custom Interface
object on a device must be unique. If
you specify a name that is already
being used on the device containing
this collection when you call this
method, the LCA, #3