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What Does the Return Value of a LabWindows/CVI Callback Function Do? I noticed that by default my CVI Callback Functions for User Interface events return 0. What are the different options for the return value and what do they do? URL: http://digital.ni.com/public.nsf/allkb/C0BCE16EF2D1968586257442005CB285

How Do I Programmatically Highlight a Table Cell in LabWindows/CVI? I want to programmatically select and highlight a cell in a table using LabWindows/CVI. However, a border appears around the cell but the cell is not highlighted. URL: http://digital.ni.com/public.nsf/allkb/807B808392515FF68625742B00574FD2

Access a Control Located on Inactive Tab in CVI I am using a native Tab Control in CVI and would like to access a control located on an inactive tab page so that I can read or write to it. How can I access a control that is located on an inactive tab page? URL: http://digital.ni.com/public.nsf/allkb/926C2110737BEC9886257410005B5E30

Using a LabWindows/CVI Program as an OPC Server Through the NI Network Variable Engine I would like to use a LabWindows/CVI program as an OPC server through the NI Network Variable Engine. How do I accomplish this? URL: http://digital.ni.com/public.nsf/allkb/9C66E414F9E0022A8625740A00536C67

How Do I Programmatically Scroll a Listbox Control in LabWindows/CVI How do I make my Listbox control scroll to show the most recently added data automatically? URL: http://digital.ni.com/public.nsf/allkb/2AAE309B0FE793FB862573D80052F18B

Why does the Instrument I/O in CVI not auto-generate my read functions? When I use the Instrument I/O in CVI, it only auto-generates the viPrintf and viFlush functions? Why does it not generate the viScanf functions? URL: http://digital.ni.com/public.nsf/allkb/932839667065C5FA862573C5006E9839

How can I Programmatically Drop-Down a Ring Control? I have placed a ring control on my User Interface file in LabWindows/CVI. During execution, a user can click on the ring control to display its drop-down menu. How can I achieve this programmatically? URL: http://digital.ni.com/public.nsf/allkb/96BD56FE6D416AB5862573BE00811AC2

How do I Programmatically Modify Button Labels Within a Table? I have created a table that contains buttons as a part of my User Interface. How can I dynamically alter the labels of the buttons contained within my table? URL: http://digital.ni.com/public.nsf/allkb/7F30B346EED6F496862573B600003071

How Do I Change The Default Executable Path and Name in LabWindows/CVI? I would like to change the default file path, making it relative, as well as the default name for the built executable for my project in LabWindows/CVI. How do I do this? URL: http://digital.ni.com/public.nsf/allkb/5EC8AEB179DCC4D1862573A3006FB5A7

Configure a LabWindows/CVI Installer to Run as a Startup Windows Application I am using LabWindows/CVI to create an installer for my application. On my target machine, I want my application to automatically run when Windows starts. How can I configure my installer so that it tells Windows to run my application at startup? URL: http://digital.ni.com/public.nsf/allkb/BABFFA29A2A112CF86257395001587FB