Object-Oriented Programming

870 topics in this forum

1. Polymorphic API of Private Methods breaking build

   By jgcode, September 28, 2010
   • 9 replies
   • 6k views
   • 
   • jgcode
   • February 18, 2011

2. strictly typed vi refnum in a class?

   By John Lokanis, January 20, 2014
   • 9 replies
   • 6k views
   • 
   • John Lokanis
   • January 21, 2014

3. Migrating from GOOP2 to modern

   By Morgan McLeod, January 28, 2015   

   • goop
   • gds
   • 10 replies
   • 6k views
   • 
   • MikaelH
   • February 13, 2015

4. DAQmx and wrapping it in classes

   By GregFreeman, June 27, 2013
   • 7 replies
   • 5.9k views
   • 
   • Aristos Queue
   • July 3, 2013

5. Selecting which child class to cast to.

   By SteveChandler, February 4, 2012
   • 17 replies
   • 5.9k views
   • 
   • jgcode
   • February 5, 2012

6. Adding a new child class to a parent in a built exe

   By crelf, December 30, 2009
   • 12 replies
   • 5.9k views
   • 
   • Tomi Maila
   • January 12, 2010

7. Inheritance Properties Dialog Box

   By jgcode, June 17, 2010
   • 15 replies
   • 5.9k views
   • 
   • Daklu
   • June 18, 2010

8. Bizarre Actor Framework problem; libraries remain locked after shutdown, then project window freezes.

   By Mike Le, August 26, 2014
   • 7 replies
   • 5.8k views
   • 
   • Mike Le
   • September 23, 2014

9. Illegal default values for DVR classes

   By MikaelH, July 18, 2010
   • 8 replies
   • 5.8k views
   • 
   • MikaelH
   • July 19, 2010

10. Going OOPs.... A question of Architecture / Construct

    By RayR, May 26, 2011
    • 11 replies
    • 5.7k views
    • 
    • RayR
    • May 28, 2011

11. How do you handle Aggregation?

    By Stobber, January 13, 2012
    • 15 replies
    • 5.7k views
    • 
    • crelf
    • March 19, 2012

12. TCP Client & UI Mulitple Data Display: Which Design Pattern(s) to use?

    By CommonSense, May 26, 2013   

    • tcp client
    • ui framework
    • (and 2 more)

      Tagged with:

      • tcp client
      • ui framework
      • ui plugin
      • oop
    • 9 replies
    • 5.7k views
    • 
    • QueueYueue
    • June 25, 2013

13. Unique instance identifier

    By cherold, July 3, 2014   

    • unique
    • refnum
    • (and 2 more)

      Tagged with:

      • unique
      • refnum
      • identifier
      • programmatic
    • 6 replies
    • 5.7k views
    • 
    • Yair
    • July 6, 2014

14. Best way to mimic fixed-size array use in clusters?

    By RCH, June 19, 2013   

    • fixed size array
    • cluster
    • (and 1 more)

      Tagged with:

      • fixed size array
      • cluster
      • rt fifo
    • 5 replies
    • 5.7k views
    • 
    • RCH
    • June 20, 2013

15. Where to put to more specific class?

    By SteveChandler, August 4, 2011
    • 13 replies
    • 5.7k views
    • 
    • SteveChandler
    • August 9, 2011

16. dealing with input types on dynamic dispatch

    By kull3rk3ks, August 29, 2016   

    • oop
    • dynamic dispatch
    • 10 replies
    • 5.7k views
    • 
    • ShaunR
    • August 31, 2016

17. Organizing Actors for a hardware interface

    By Mike Le, January 29, 2013   

    • actor framework
    • actors
    • 13 replies
    • 5.6k views
    • 
    • manigreatus
    • February 6, 2013

18. Endevo UML Modeller

    By JBangasser, March 10, 2010
    • 4 replies
    • 5.6k views
    • 
    • nhollenback
    • May 8, 2010

19. OOP Accessor Data Corruption

    By mje, March 15, 2011
    • 9 replies
    • 5.6k views
    • 
    • mje
    • March 21, 2011

20. LV2009 hooks for customizing new override and accessor VIs

    By Aristos Queue, August 5, 2009
    • 3 replies
    • 5.6k views
    • 
    • jaegen
    • August 6, 2009

21. Strict type => DD method for every class

    By Petr, June 17, 2019
    • 1 reply
    • 5.6k views
    • 
    • Petr
    • June 18, 2019

22. Labricks - a Breakout clone in LabVIEW

    By candidus, May 8, 2015
    • 1 reply
    • 5.6k views
    • 
    • candidus
    • October 10, 2018

23. Should Actor Core call "Handle Error" when an error is passed directly into it?

    By Mike Le, March 28, 2014   

    • actor framework
    • 4 replies
    • 5.6k views
    • 
    • Aristos Queue
    • March 31, 2014

24. Building an application (.exe) with custom generated class

    By gnshmrthy, July 2, 2014   

    • oops
    • lvoops
    • 9 replies
    • 5.6k views
    • 
    • gnshmrthy
    • July 18, 2014

25. Factory Pattern on a VI running on RT target

    By Renny Sadala, August 12, 2020
    • 10 replies
    • 5.5k views
    • 
    • Jordan Kuehn
    • August 14, 2020

26. Sending Objects over TCP/IP

    By Stagg54, December 16, 2011   

    • any caveats?
    • 5 replies
    • 5.5k views
    • 
    • ShaunR
    • December 18, 2011

27. Strategy Pattern

    By Stobber, August 24, 2010
    • 12 replies
    • 5.4k views
    • 
    • ned
    • August 27, 2010

28. Issue with plug-in architecture using hardware drivers in runtime environment

    By Randy, December 31, 2011
    • 3 replies
    • 5.4k views
    • 
    • Jon Kokott
    • January 26, 2012

29. Singleton Parent and children classes

    By Maite, June 1, 2012
    • 7 replies
    • 5.4k views
    • 
    • Maite
    • June 5, 2012

30. Interfaces and actor framework

    By peper, October 5, 2021
    • 3 replies
    • 5.4k views
    • 
    • dhakkan
    • October 6, 2021

31. HAL: Do you ever put implementation code in abstract methods?

    By dmurray, November 15, 2014   

    • lvoop
    • hal
    • 9 replies
    • 5.4k views
    • 
    • dmurray
    • November 18, 2014

32. class instance sharing in multi loops

    By VadimB, March 24, 2021
    • 11 replies
    • 5.4k views
    • 
    • VadimB
    • April 20, 2021

33. Set Control Value On Object Control Returns Error 91

    By SteveChandler, February 14, 2011
    • 7 replies
    • 5.3k views
    • 
    • SteveChandler
    • February 16, 2011

34. GOOP4 Simple DVR vs. Singleton Template

    By durnek60, August 14, 2011
    • 5 replies
    • 5.2k views
    • 
    • MikaelH
    • September 7, 2011

35. parent class wants to be saved after creating child

    By John Lokanis, May 1, 2013   

    • parent
    • child
    • (and 3 more)

      Tagged with:

      • parent
      • child
      • must save
      • override
      • lvoop
    • 17 replies
    • 5.2k views
    • 
    • JeffP
    • May 7, 2013

36. Dynamic Dispatch: Bug or Expected Behavior

    By GregFreeman, January 30, 2014
    • 15 replies
    • 5.2k views
    • 
    • shoneill
    • February 5, 2014

37. The draw backs of multiple inheritance

    By Grampa_of_Oliva_n_Eden, April 1, 2011
    • 4 replies
    • 5.2k views
    • 
    • Yair
    • April 3, 2011

38. Persistent class data or static data for all objects

    By twols, December 14, 2012
    • 7 replies
    • 5.2k views
    • 
    • MikaelH
    • December 16, 2012

39. Object composition woes

    By Daklu, August 20, 2009
    • 4 replies
    • 5.2k views
    • 
    • MikaelH
    • August 20, 2009

40. 2 ways communication between 2 objects

    By Thang Nguyen, January 27, 2015   

    • lvoop
    • 4 replies
    • 5.2k views
    • 
    • MikaelH
    • January 27, 2015

41. Inheritance, namespacing, and my aching head

    By Daklu, June 15, 2010
    • 13 replies
    • 5.2k views
    • 
    • PaulL
    • August 10, 2010

42. "Rebundling" into class private data.

    By GregFreeman, May 14, 2014
    • 12 replies
    • 5.2k views
    • 
    • Daklu
    • May 28, 2014

43. Create methods for reference classes

    By Daklu, October 8, 2009
    • 6 replies
    • 5.2k views
    • 
    • Dan DeFriese
    • October 13, 2009

44. Where are the lines?

    By QFang, November 8, 2011   

    • objects
    • encapsulation
    • (and 3 more)

      Tagged with:

      • objects
      • encapsulation
      • oop
      • instruments
      • classes
    • 10 replies
    • 5.1k views
    • 
    • Tim_S
    • November 9, 2011

45. Estimating Software Size - Can We Still Do It?

    By Phillip Brooks, September 9, 2009
    • 14 replies
    • 5.1k views
    • 
    • Daklu
    • September 11, 2009

46. Creating a hierarchy of instrument classes - anyone done this?

    By Autodefenestrator, November 20, 2014
    • 8 replies
    • 5.1k views
    • 
    • Autodefenestrator
    • December 3, 2014

47. Force the use of class data accessors (Property or VI) by class members

    By Michael Aivaliotis, August 20, 2013
    • 16 replies
    • 5.1k views
    • 
    • LogMAN
    • August 22, 2013

48. Variant Hash Table for Aggregate Objects: DVRs by Name

    By klessm1, August 22, 2012   

    • dvr variant
    • 3 replies
    • 5.1k views
    • 
    • drjdpowell
    • August 28, 2012

49. Avoiding code duplication in state pattern

    By MarkCG, December 4, 2012
    • 2 replies
    • 5.1k views
    • 
    • mike_spacex
    • December 5, 2012

50. Inline SubVIs inside rentrant DD causes bad behavior?

    By Jon Kokott, November 28, 2011
    • 13 replies
    • 5.1k views
    • 
    • SuperS_5
    • January 9, 2012

51. Need help with OO design

    By lvman, March 15, 2010
    • 6 replies
    • 5.1k views
    • 
    • lvman
    • March 16, 2010

52. How To Create Wireless Singleton Children from Base Class?

    By lvb, October 29, 2010
    • 13 replies
    • 5k views
    • 
    • Aristos Queue
    • November 13, 2010

53. Deprecated Properties

    By mje, October 28, 2011
    • 9 replies
    • 5k views
    • 
    • Daklu
    • October 31, 2011

54. Late-Bound Data and Type Reflection

    By mje, February 15, 2011
    • 7 replies
    • 5k views
    • 
    • Daklu
    • February 20, 2011

55. Power Supply Class

    By RedAndGreen, March 18, 2016   

    • qmh
    • user interface
    • (and 2 more)

      Tagged with:

      • qmh
      • user interface
      • code reuse
      • plug-ins
    • 3 replies
    • 5k views
    • 
    • CRoebuck
    • June 17, 2016

56. Why are LVOOP classes not specified in G?

    By jzoller, June 7, 2013
    • 14 replies
    • 5k views
    • 
    • GregFreeman
    • June 19, 2013

57. Symbio GDS unable to activate with community key

    By daal, August 30, 2012
    • 11 replies
    • 5k views
    • 
    • ShaunR
    • September 21, 2012

58. Actors stay locked in memory and LabVIEW produces catastrophic crash on repeat calls. Videos of problem included.

    By Mike Le, April 29, 2013
    • 5 replies
    • 4.9k views
    • 
    • Mike Le
    • May 1, 2013

59. Read All Attributes

    By KoBe, June 24, 2010
    • 4 replies
    • 4.9k views
    • 
    • The J
    • July 7, 2010

60. Redistributing Classes

    By jgcode, March 5, 2010
    • 12 replies
    • 4.9k views
    • 
    • jgcode
    • March 16, 2010

61. LabVOOP architecture question

    By hfettig, October 7, 2009
    • 5 replies
    • 4.9k views
    • 
    • MikaelH
    • October 8, 2009

62. It takes couple minutes to open class private data .clt in small project

    By karolek, April 19, 2015   

    • class private data
    • opening time
    • (and 1 more)

      Tagged with:

      • class private data
      • opening time
      • long opening time
    • 9 replies
    • 4.8k views
    • 
    • odoylerules
    • April 20, 2015

63. ViPER: A Dependency Injection Framework for LabVIEW

    By Kurt Friday, September 14, 2021
    • 2 replies
    • 4.8k views
    • 
    • Kurt Friday
    • December 17, 2021

64. Preserving run-time class with cluster of objects

    By CharlesB, March 4, 2015
    • 11 replies
    • 4.8k views
    • 
    • Aristos Queue
    • March 6, 2015

65. OO question about composition

    By Neil Pate, August 27, 2014
    • 17 replies
    • 4.8k views
    • 
    • todd
    • September 3, 2014

66. How much does simplifying levels of inheritance improve project load and build times?

    By Mike Le, February 4, 2014
    • 17 replies
    • 4.8k views
    • 
    • Mike Le
    • February 9, 2014

67. Help defining actors in Actor Framework

    By Aataqah, February 3, 2014   

    • actor framework
    • lvoop
    • 2 replies
    • 4.7k views
    • 
    • Aataqah
    • February 17, 2014

68. Returning to state where you left off

    By GregFreeman, August 30, 2013
    • 17 replies
    • 4.7k views
    • 
    • PaulL
    • September 19, 2013

69. Object Oriented Programming for DAQ and Instruments

    By df_rob, June 11, 2015   

    • daq
    • goop
    • 1 reply
    • 4.7k views
    • 
    • df_rob
    • June 11, 2015

70. Traits - An alternative to interfaces, mixins, etc.

    By Daklu, October 6, 2011
    • 8 replies
    • 4.7k views
    • 
    • Daklu
    • October 9, 2011

71. Object Oriented in Producer/Consumer

    By Gab, December 5, 2016   

    • oop
    • architecture
    • 5 replies
    • 4.7k views
    • 
    • Gab
    • December 7, 2016

72. Accessing the Middle Class Data

    By John Lokanis, December 7, 2012   

    • class
    • hierarchy
    • (and 1 more)

      Tagged with:

      • class
      • hierarchy
      • dynamic
    • 11 replies
    • 4.7k views
    • 
    • gb119
    • December 10, 2012

73. Get Access Scope

    By Mark Smith, November 4, 2009
    • 5 replies
    • 4.7k views
    • 
    • Francois Normandin
    • November 5, 2009

74. How can I convert LVclass object to .NET object?

    By huotom, November 10, 2009
    • 4 replies
    • 4.7k views
    • 
    • huotom
    • November 13, 2009

75. Estimate magnitude/phase on single frequency

    By Axelwlt, January 28, 2019   

    • frequency response
    • signal processing
    • 1 reply
    • 4.6k views
    • 
    • gb119
    • February 4, 2019

76. Design pattern OOP

    By Gab, September 14, 2016   

    • oop
    • user interface
    • 3 replies
    • 4.6k views
    • 
    • MikaelH
    • September 23, 2016

77. Automatic type casting doesn't work with DVRs

    By Tomi Maila, October 19, 2009
    • 6 replies
    • 4.6k views
    • 
    • Tomi Maila
    • October 20, 2009

78. Passwords Removed From LVOOP Scripting Tools

    By Aristos Queue, August 27, 2010
    • 5 replies
    • 4.6k views
    • 
    • Yair
    • August 29, 2010

79. Common Data Structures in LabVIEW

    By GoGators, July 25, 2010
    • 5 replies
    • 4.6k views
    • 
    • Yair
    • July 27, 2010

80. Class Method Browser

    By QueueYueue, August 16, 2013
    • 13 replies
    • 4.6k views
    • 
    • JamesMc86
    • August 19, 2013

81. What influence how long it takes to launch an actor?

    By QueueYueue, August 23, 2013
    • 15 replies
    • 4.6k views
    • 
    • Aristos Queue
    • August 28, 2013

82. Scripting Accessors

    By shoneill, May 26, 2015
    • 7 replies
    • 4.5k views
    • 
    • shoneill
    • May 27, 2015

83. Advanced OOP presentation (January)

    By mike5, March 2, 2010
    • 8 replies
    • 4.5k views
    • 
    • Aristos Queue
    • March 14, 2010

84. Conversion from (QMH + LV2 Globals) to AF

    By todd, March 14, 2012
    • 9 replies
    • 4.5k views
    • 
    • todd
    • March 15, 2012

85. Distributing an application built with plugin architechture

    By pumprace, March 9, 2012   

    • lvoop
    • plugin
    • (and 3 more)

      Tagged with:

      • lvoop
      • plugin
      • factory
      • application
      • distribution
    • 8 replies
    • 4.5k views
    • 
    • ShaunR
    • March 10, 2012

86. class ownership confusion

    By Thoric, September 3, 2013   

    • class
    • library
    • (and 1 more)

      Tagged with:

      • class
      • library
      • owner
    • 5 replies
    • 4.5k views
    • 
    • Thoric
    • September 3, 2013

87. Finally trying to understand and learn Object Oriented

    By jdebuhr, March 9, 2012
    • 6 replies
    • 4.5k views
    • 
    • Daklu
    • March 9, 2012

88. Newbie OO Question

    By Tom Bress, September 20, 2009
    • 9 replies
    • 4.5k views
    • 
    • jcarmody
    • September 23, 2009

89. LVOOP and Message Objects (LapDog mainly)

    By jbjorlie, February 14, 2012   

    • lapdog
    • lvoop
    • 6 replies
    • 4.4k views
    • 
    • drjdpowell
    • February 18, 2012

90. Object probe can't be indicator, right?

    By PaulL, January 16, 2011
    • 6 replies
    • 4.4k views
    • 
    • Olivier Jourdan
    • January 17, 2011

91. GOOP3 vs. GOOP4

    By Bjarne Joergensen, May 11, 2011
    • 2 replies
    • 4.4k views
    • 
    • Bjarne Joergensen
    • May 12, 2011

92. Class Template vis and Autogrow

    By Stagg54, April 8, 2010
    • 10 replies
    • 4.4k views
    • 
    • Darren
    • April 9, 2010

93. GOOP Development Suite v3.5 for LV 2009

    By Jan Klasson, September 25, 2009
    • 4 replies
    • 4.4k views
    • 
    • Jan Klasson
    • September 30, 2009

94. Am I understanding the reason why I have to use Preserve RT class correctly

    By GregFreeman, August 22, 2012
    • 14 replies
    • 4.4k views
    • 
    • GregFreeman
    • August 25, 2012

95. Objects deleted without call "destroy" vi

    By Maite, June 13, 2012
    • 7 replies
    • 4.4k views
    • 
    • Ulf
    • June 14, 2012

96. Problem making a C++ DLL in Visual Studio 2010 work in LabView

    By Alienware, June 11, 2011
    • 3 replies
    • 4.4k views
    • 
    • Aristos Queue
    • June 12, 2011

97. Library can't be loaded after labview crash

    By karolek, March 19, 2015   

    • library locked
    • library not loaded
    • 1 reply
    • 4.4k views
    • 
    • LogMAN
    • March 23, 2015

98. Dataflow outputs and ParameterDirectionKind

    By PaulL, October 7, 2013   

    • uml
    • operation
    • (and 1 more)

      Tagged with:

      • uml
      • operation
      • model
    • 13 replies
    • 4.4k views
    • 
    • drjdpowell
    • October 15, 2013

99. Adding "state" to a HAL?

    By dmurray, November 7, 2014   

    • lvoop
    • hal
    • (and 1 more)

      Tagged with:

      • lvoop
      • hal
      • state
    • 2 replies
    • 4.3k views
    • 
    • dmurray
    • November 11, 2014

100. Handling Parallel Execution Sub-VI's in an OO sense?

     By AlexA, September 14, 2011
     • 5 replies
     • 4.3k views
     • 
     • lvb
     • September 22, 2011