Documentation on How to Develop an OPC Client Using LabWindows/CVI?
What documentation is there on how to develop an OPC client application using LabWindows/CVI? What tutorials, if any, are there? What reference manuals, if any are there? I am completely new to...
View ArticlePb retrieving sorted data from Table in SQL.
Hi, I get problem to retrieve data in the right order from table in database SQL. See code attached: code.png I want to sort data according to ID number And then to retrieve those data and fill out a...
View ArticleDiscardCtrl slow as molasses
Hello all,In the past I had problems with the profiler. Since it now works in CVI2013 (thanks for fixing it), I'm using it to check out a program that takes forever to initialize. It draws some arrows...
View ArticleHow to load 2 CVI panels as child window to a parent window created by VC++?
Hello, I want to load 2 CVI panels as child window to a main window, which is created by VC++.the CVI panel is in a dll file(created by LabCVI). the Load child panel routine is something like...
View ArticleCan not find wprintf() function
Want to use the function, but it seems not be included in the <stdio.h> for the cvi's edition. David
View ArticleIVI -C custom driver problem
problem 1:Prefix_clearError(Visession vi);1:when does customer application call this function?2: the purpoe is to clear error code and error description . where is the error code? does it live in...
View ArticleInvalid Freed with CA_FreeMemory
I'm using Labwindows CVI FDS 10.0 Hello, I get the error "Invalid Freed" from the function CA_FreeMemory. First I allocated the memory with:...case (CAVT_SHORT | CAVT_ARRAY):...
View ArticleHow to Display message popup
Hello All I have strucked at one point related to message popups. Request Please guide 1) i am using CONFIRM POP UP to get User selection.2) the same i will assign it to the variable next i want to...
View ArticleGlobal variable are not assigned to other files
Hello I have defined & assigning some values to Global files in one of the project files, But the same i am not able to read in other files of the same project. i have defined as 'extern int x '...
View Articlein sprintf iam not getting correct value
char msg[256];unsigned short int tempp8=0xffff; sprintf (msg, "Checksum: %u ",tempp8); WriteLine (iFile, msg, -1); while run the program the msg value get wrong datamsg=34085812
View ArticleClik here to view.
table / tree hybrid?
I have in mind a feature that I'd like to implement: a test executive GUI to enable my production staff to build their own life cycle test sequence. To date, I've "hard coded" the sequence of tests in...
View ArticleChange the size of a check box inside a tree control
Hello everybody, I have a cvi tree containing check boxes as cell types. The problem is that at small display resolutions (e.g. 1024x786) its hardly possible to recognize if the box is checked or not,...
View ArticleClik here to view.
Exporting symbols in a .exe for external DLLs
Hello, I am facing a strange problem.Basically, I have my application that loads a DLL (I developped).My DLL exports functions I can call from my application : OKI would also like to call functions of...
View ArticleExcel Report Demos doesn't run in Windows XP?
Hi, I created an application based on Excel Report Demo, but I'm having problems to run it in Windows XP, I tried in Vista and Windows 7 and it runs perfect, I have problems only with XP.Somebody know...
View Articleerror link
Hi,i developed a program to testing BD of DLL.my program is compilable but when i need my file.exe in error link appear " Undefined symbol '_UTIL_TAB_AffichageMessage' referenced in "User Interface...
View ArticleGet/Put data from Port.
This configuration is work: NI Measures Studio 6.0.Board Advantech PCL-720+, http://www.advantech.ru/products/1-2MLJWH/PCL-720%2B/mod_19B4A4F1-806F-42BE-9F9E-BE2155A0BBC2.aspxWindows 2000. If change...
View Articlescreen capture durin run time.
hello everyone, ill be short and i hope someone will know how to help me. I have an application, in wich in its end, i want to make a screen capture after hiding the main panel.Meanning i dont need the...
View ArticleUnknown publisher during installion
During installation setup editing, I filled out publisher's information under General tab. However, when setup.exe is executed, windows displays "Unknown Publisher" error?Please help. Thank you.
View Article"Warning: DLL has no exports. No import library created. "
Hi everyone, I am really need help for this one, I try so many way and spend a lot of time but no help.I want to create an .dll file. But I keep getting message "Warning: DLL has no exports. No import...
View Article