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Classid, Fromindex – Echelon OpenLNS User Manual

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OpenLNS Programmer's Reference

946

9 lcaUgClsDynamicMessageTag
A dynamic MessageTag.

uiObject

The UpgradeInfo object to be acted on.

Data Type

Integer.

Read/Write

Read only.

Added to API

Prior to LNS Release 3.0.

ClassId

Summary

Identifies the object class of this object.
This property allows the object type to be determined when it

is unknown (for example, when the object was accessed using

the Parent property of another object).

Availability

Local, full, lightweight, and independent clients. Note that

some objects containing this property are not available to

Independent clients.

Syntax

classIdValue = object.ClassId

Element

Description

classIdValue

The object class of the object. The

following value is defined for the

Upgrade Info

object in the

ConstClassIds

constant:

87 lcaClassId

UpgradeInfo

object

The object to be acted on.

Data Type

Integer.

Read/Write

Read only.

Added to API

Depends on the object used to access the property. Generally,

this property exists for an object as soon as the object is

added to the API.

FromIndex

Summary

Returns the device index value assigned to the external

interface component before the upgrade. This is the

component in the external interface file that is represented

by this

UpgradeInfo

object.

If the Class property is set to lcaUgClsConfigProp (4),

lcaUgClsLmObjConfigProp (5) or

lcaUgClsNetVarConfigProp (6), the UpgradeInfo obect

represents a configuration property.
In this case, the FromIndex property contains the handle

assigned to the configuration property in the external

interface file before the upgrade, and not the device index.

The handle is relative to the object containing the