Xdriver example applications, Example director application – Echelon LNS User Manual

Page 365

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LNS Programmer's Guide

351

Task

GUI Code

LNS Interface Code

Use of the Tag

property for

“pigeon-

holing” data

values

CLcaMonitorHelper::CreateMonitorPointTag in

CLcaMonitorHelper:: AddNVMonitorPoints

CLcaMonitorHelper:: AddMsgMonitorPoints

CLcaMonitorHelper::AddTemporaryNVMonitorPoints

CLcaMonitorHelper::AddTemporaryMsgMonitorPoints

Change event

tracking.

Handling

events

CEventSink::OnNvMonitorPointEvent

Explicitly
reading or
writing a

monitor point.

CUpdateValueDlg

CUpdateValueDlg::OnWrite

CUpdateValueDlg::DataPointRead

Sending
explicit,

synchronous

messages

using message
monitor

points.

CDeviceStatusDlg::OnQueryStatus CLcaMonitorHelper::QueryDeviceStatus

xDriver Example Applications

The xDriver example applications are described in detail in the OpenLDV Programmer’s

Guide, xDriver Supplement, which can be downloaded from Echelon’s website at:

http://www.echelon.com/support/documentation/default.htm

Example Director Application

LNS Turbo Edition also includes an example director application, as referenced in the

Implementing an LNS Director Application section in Chapter 12 of this document. To

start the example director application, select Echelon LNS Application Developer’s
Kit
>Examples & Tutorials>LNS Plug-In Director Example from the Windows

Programs menu. This opens the dialog shown in Figure C.5.

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