Echelon LNS Plug-in Manual do Utilizador descarregar pdf (Página 3)

Table of Contents

Preface .................................................................................................... vi

Purpose ..........................................................................................................vii

Audience.........................................................................................................vii

Software Requirements..................................................................................vii

Content ...........................................................................................................vii

Related Manuals.............................................................................................vii

Other Related Material ..................................................................................viii

For More Information and Technical Support................................................viii

1 Introduction ....................................................................................... 1

Introduction......................................................................................................2

Overview of Plug-ins .................................................................................2

Types of Plug-ins................................................................................2

LNS Plug-in Commands.....................................................................3

LNS Plug-in Properties.......................................................................3

Overview of the LNS Plug-in Framework Developer’s Kit ........................ 3

2 Creating and Redistributing LNS Device Plug-ins......................... 5

Creating and Redistributing Plug-ins Overview...............................................6

Installing the Developer’s Kit ...........................................................................6

Creating the Plug-in Project......................................................................8

Creating the Plug-in Source Files.................................................................. 11

Implementing the Plug-in Server Class...................................................12

Implementing the Plug-in Object Class...................................................12

Implementing the Plug-in Form Class.....................................................17

Registering DeviceTemplate and LonMarkObject Scoped Plug-in

Commands ....................................................................................................

Debugging Plug-ins .......................................................................................19

Redistributing your Plug-in ............................................................................20

3 How Plug-ins Work with Directors................................................. 21

How Plug-ins are Represented In the LNS Object Server ............................ 22

How Plug-ins are Installed and Made Visible to LNS....................................22

How Plug-ins Implement the Registration Command ...................................23

How Plug-ins Respond to Commands from a Director Other than

Registration....................................................................................................

How Directors Launch and Manipulate Plug-ins ...........................................25

How Directors Support Prelaunch...........................................................27

How Directors Support MultiObject and SingleInstance......................... 27

How Directors Pass Object Names.........................................................29

How Plug-ins Let Directors Know About Errors......................................29

How Plug-ins Know When To Exit ..........................................................29

What Plug-ins Do When They Run in Standalone Mode ..............................30

Responding to Property Reads and Writes...................................................30

Uninstallation Issues...................................................................................... 31

Appendix A Standard Plug-in Commands......................................... 33

Appendix B Standard Plug-in Properties........................................... 35

Appendix C Standard Plug-in Object Classes................................... 41

Appendix D Standard Plug-in Exceptions ......................................... 45

Appendix E Glossary........................................................................... 47

1 2 3 4 5 6 7 8 ... 68 69

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