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Calling External Code

DLLs, ActiveX, DotNET, Windows API, OLE and anything else related to communicating with external code, applications and processes.

799 topics in this forum

  1. LabVIEW crashes when calling OpenCV dll

    By Zyga,   
    • 3 replies
    • 7.2k views

  2. NumericArrayResize

    By prashant_bhutani,
    • 10 replies
    • 7.2k views

  3. Register User Events through VI Server

    By T Clancy,
    • 8 replies
    • 7.2k views

  4. C++ object call from LabVIEW

    By christophe74,
    • 2 replies
    • 7.2k views

  5. How to deal with clusters containing clusters?

    By Fred chen,   
    • 8 replies
    • 7.1k views

  6. External code to act on a LabVIEW ActiveX event

    By PeterB,
    • 3 replies
    • 7k views
    • mje
    • mje

  7. Calling a function from a dll with a pointer to a complex struct

    By russellb78,   
    • 6 replies
    • 7k views

  8. How to read this structure with union from my Call Library Function Node?

    By IAN CHUNG,
    • 6 replies
    • 7k views

  9. Read Device manager

    By Alex Katsovich,
    • 5 replies
    • 6.9k views

  10. LabVIEW Memory Manager Functions

    By GeorgeG,
    • 2 replies
    • 6.9k views

  11. Upgrading WINUTIL.LLB + Child Window Handler.vi to 64-bit

    By donroth,
    • 2 replies
    • 6.8k views

  12. DLL interface problem

    By vhdl,
    • 9 replies
    • 6.8k views

  13. Pointer Problem dll JTAG Macraigor Systems

    By Dawid,   
    • 12 replies
    • 6.8k views

  14. calling unioins in DLL code

    By Reyneke,
    • 10 replies
    • 6.7k views

  15. .NET type conversions in LabVIEW

    By pawhan11,
    • 2 replies
    • 6.7k views

  16. Strange delays in loading LabVIEW Vi that call .NET

    By dannyt,   
    • 6 replies
    • 6.7k views

  17. How to kill System Exec?

    By John Lokanis,
    • 2 replies
    • 6.7k views

  18. calling dll

    By Nicola Cesca,   
    • 9 replies
    • 6.6k views

  19. Writing .img to a SDcard

    By Bjarne Joergensen,
    • 13 replies
    • 6.6k views

  20. Microsoft Word format Report Merging

    By nxt2codes,
    • 6 replies
    • 6.6k views

  21. Managing Structures with Array of Structures as DLL input parameter

    By noplo,   
    • 5 replies
    • 6.5k views

  22. CFLNs and exception handling

    By bublina,
    • 11 replies
    • 6.5k views

  23. UTCNow vs Now .NET call

    By Bjarne Joergensen,   
    • 3 replies
    • 6.4k views

  24. LabVIEW and Python, especially numpy and scipy

    By Nikodem Czechowski,
    • 1 reply
    • 6.3k views

  25. Lifetime of a reference of .NET constructor

    By FraggerFox,
    • 11 replies
    • 6.3k views

  26. LDAP authentication

    By Gepponline,
    • 3 replies
    • 6.3k views

  27. How to access a LabVIEW buitl ActiveX Server from Visual Basic

    By gyc,
    • 2 replies
    • 6.3k views

  28. Do we need a pointer sized integer type?

    By mje,
    • 3 replies
    • 6.2k views

  29. Callbacks with DLL, Labview and helper code

    By mmitch,   
    • 2 replies
    • 6.2k views

  30. Launch a floating Windows Form

    By GoGators,
    • 2 replies
    • 6.2k views

  31. .net constructor problem within .llb plugin

    By PA-Paul,
    • 4 replies
    • 6.1k views

  32. import of "waveform"-dll fails

    By mstoeger,
    • 5 replies
    • 6k views

  33. How do I pass this structure with union into my Call Library Function Node?

    By Fred chen,   
    • 5 replies
    • 6k views

  34. VI Server connection to external EXE

    By MrYoung,
    • 4 replies
    • 6k views

  35. CompactRIO launch an .rtexe from an .rtexe

    By foxman,
    • 8 replies
    • 6k views

  36. Reinsert/reinitialize ActiveX container

    By Christian Butcher,   
    • 2 replies
    • 6k views

  37. Setting the timeout for a web service call using .NET

    By John Lokanis,
    • 3 replies
    • 5.9k views

  38. Horrible LabVIEW code

    By Neil Pate,
    • 7 replies
    • 5.9k views

  39. Office 365/Excel and ActiveX

    By Dan Bookwalter N8DCJ,
    • 11 replies
    • 5.9k views

  40. 2010 blocking Ethernet traffic

    By JoeQ,
    • 7 replies
    • 5.8k views

  41. Passing a data buffer to C++ dll which will fill values and return

    By Madhav,
    • 4 replies
    • 5.8k views

  42. LabVIEW data between C#

    By Kousha,
    • 1 reply
    • 5.8k views

  43. Returning Python exceptions to LabVIEW

    By Phillip Brooks,
    • 3 replies
    • 5.8k views

  44. Matlab script and MathScript

    By eberaud,   
    • 4 replies
    • 5.7k views

  45. Script working in Python 2.5 and 2.7 doens't when called with labpython

    By Filippo Persia,
    • 7 replies
    • 5.7k views

  46. Sending Array of Clusters To DLL

    By jsousa,
    • 5 replies
    • 5.7k views

  47. Setting menubar colour

    By Neil Pate,
    • 10 replies
    • 5.7k views

  48. how to set up VI to receive Window Message sent by another software

    By leaf,
    • 1 reply
    • 5.6k views
    • ned
    • ned

  49. Network Status via .net

    By Neil Pate,
    • 2 replies
    • 5.6k views

  50. Weird looking prototype in CLFN

    By Nut Buster,   
    • 7 replies
    • 5.6k views

  51. Sub VI Hangs at "Wait for event" invoke node - ActiveX code

    By Nesara,
    • 3 replies
    • 5.6k views

  52. header and dll don't reconize fonction

    By noir_desir,
    • 4 replies
    • 5.5k views

  53. How to dynamically load and unload .NET DLLs?

    By Ben_V,
    • 3 replies
    • 5.5k views

  54. C for speed?

    By Gary Rubin,
    • 6 replies
    • 5.5k views

  55. launch windows login credential dialog with winAPI

    By drummaniac83,   
    • 2 replies
    • 5.5k views

  56. ActiveX locks unrelated loops?

    By Yamaeda,
    • 8 replies
    • 5.4k views

  57. C#/Measurement Studio and TCP with LabVIEW

    By GregFreeman,
    • 3 replies
    • 5.4k views

  58. Controlling PTZ functionality of an ONIF camera from LABVIEW

    By BTS_detroGuy,
    • 9 replies
    • 5.4k views

  59. active x excel

    By superslug,
    • 5 replies
    • 5.3k views

  60. DLL with Bundle input crashes

    By Alexander Kocian,   
    • 9 replies
    • 5.2k views

  61. Responsibility of deallocation with string arrays and DSSetHandleSize and related

    By Matt W,
    • 7 replies
    • 5.2k views

  62. Write table to Excel using .NET

    By styrum,   
    • 7 replies
    • 5.2k views

  63. LabVIEW portable pointer sized element

    By Taylorh140,
    • 11 replies
    • 5.2k views

  64. Problems with calling a DLL

    By Nut Buster,   
    • 2 replies
    • 5.1k views

  65. LabView-built .dll which makes calls to a .NET assembly

    By NateAtUT,   
    • 1 reply
    • 5.1k views

  66. MuParser

    By Porter,
    • 8 replies
    • 5.1k views

  67. Python + ScintillaNET + Pylint

    By djolivet,   
    • 0 replies
    • 5.1k views

  68. Building an llb "plugin" that calls a .dll...

    By PA-Paul,
    • 3 replies
    • 5k views

  69. How pass VISA resource name as uintptr_t* from C++ to LabVIEW generated DLL?

    By esutton,
    • 1 reply
    • 5k views

  70. Problem accessing 32 bit DLL in W7 64 bit

    By Val Brown,
    • 2 replies
    • 5k views

  71. Calling a .NET function on another machine (LV and T-stand)

    By jed,
    • 4 replies
    • 4.9k views

  72. .NET Remoting with events in LabVIEW - a complete example

    By candidus,
    • 1 reply
    • 4.9k views

  73. Implementing PING using wsock32.dll

    By g_l_u_p,   
    • 2 replies
    • 4.8k views

  74. Using Variants in a Call Library Function, using Interface to Data

    By jbone,   
    • 2 replies
    • 4.8k views

  75. Refresh file associations in windows

    By Michael Aivaliotis,
    • 2 replies
    • 4.8k views

  76. Running .Net application by App()

    By bartek618,   
    • 4 replies
    • 4.8k views

  77. Send cluster / struct from dll with a couple of int's AND a string of text to Labview

    By Neon_Light,   
    • 6 replies
    • 4.8k views

  78. Calling .net and thread starvation

    By John Lokanis,
    • 6 replies
    • 4.8k views

  79. Allocating buffers for external DLL

    By FJ_Sanchez,   
    • 3 replies
    • 4.7k views

  80. Python script node and gzip?

    By Bill Gilbert,
    • 6 replies
    • 4.7k views

  81. ActiveX container and Web browser

    By Bjarne Joergensen,
    • 3 replies
    • 4.7k views

  82. Can Queues be accessed through CIN?

    By Taylorh140,
    • 10 replies
    • 4.6k views

  83. CLF Dll vc++ exception

    By Angle,
    • 4 replies
    • 4.6k views

  84. Does anybody know what wcontrol service is on Windows XP

    By dannyt,   
    • 7 replies
    • 4.5k views

  85. This looks interesting

    By Neil Pate,
    • 7 replies
    • 4.5k views

  86. Call OpenOffice macro using SystemExec.vi

    By pgstein104,
    • 5 replies
    • 4.5k views

  87. What is the Ch interpreter?

    By Phillip Brooks,   
    • 4 replies
    • 4.4k views

  88. Collection of VI's to dll

    By WayneS,
    • 3 replies
    • 4.4k views

  89. pointer dereference issues during call to exported function

    By koushik,   
    • 4 replies
    • 4.3k views

  90. Problems exporting a LVOOP class to a .NET interop assembly

    By rayjay,   
    • 0 replies
    • 4.3k views

  91. DLL with nested pointer of double array

    By Miykoll,
    • 9 replies
    • 4.3k views

  92. Memcpy Equivalent?

    By Taylorh140,
    • 9 replies
    • 4.3k views

  93. Pyhton or C to do For Daq and DSP?

    By Mahbod Morshedi,
    • 11 replies
    • 4.3k views

  94. .net error

    By Bjarne Joergensen,
    • 2 replies
    • 4.2k views

  95. CLNs and threading

    By asbo,
    • 4 replies
    • 4.2k views
    • asbo
    • asbo

  96. Invoke Node

    By Madhav,
    • 3 replies
    • 4.2k views

  97. Importing modules

    By Coleman,
    • 2 replies
    • 4.2k views

  98. LuaVIEW and external DLL libraries

    By TimVargo,
    • 3 replies
    • 4.2k views

  99. Setting up NLog filtering in LabVIEW

    By jr_BobDobbs,
    • 2 replies
    • 4.2k views

  100. LabVIEW CLFN - pass bool pointer to function and change it value

    By Łukasz,
    • 6 replies
    • 4.2k views
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