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Question About The Automation Between C++ And Excel

See? What I wouldn't mind having too is of course the GUID's for coclasses and interfaces, enumerations and other data types. Speed III. But if you have a 10x10 grid of cells, 10 ms to process each cell comes to approximately 1 full second for the entire grid of 100 cells. http://olivettipc.com/question-about/question-about-comments-in-excel-2003.html

Flavio has written more than 30 books (and translated an equal number). I can't get access to the VBComponent by index Ask Question up vote 0 down vote favorite I have the following issue. But it's still true...) Because it uses the native .xll interface it skips all the COM integration overhead that you'd have with VSTO or another COM-based add-in approach. Programming Languages-Other C++ Introduction to C++: Vectors - Additional Member Functions Video by: Ian The viewer will learn additional member functions of the vector class.

Using a devised wrapper library, it looks like this: sheet.getObject( "Range", "A1" ).set( "Value", 23 ); sheet.getObject( "Range", "A2" ).set( "Value", 42 ); sheet.getObject( "Range", "A3" ).set( "Formula", "=SUMME(A1:A2)" ); // Problem is here. Onomatopoeia for disgust UK tourist visa refused A phrases that basically means 'walk your walk back back' Is it correct that a jet fighter can be used as a non-lethal (sonic) But I don't think they differ in the speed of accessing the Excel Object Model.

If you are using Visual Studio from Microsoft, all projects default to Unicode and not ANSI. asked 6 years ago viewed 15774 times active 6 years ago Blog Stack Overflow Podcast #101 - Matt Mullenweg on Open Source, Blogs, and Beyoncé Linked 0 ExcelDna/NetOffice/Excel: Most efficient way External Id salesforce Condensation of Water. But....

Copy the other code inside main(). 9. Join our site today to ask your question. As I wrote to you yesterday: "The best way to speed up reading and writing to a range of cells is to create a variable of the Excel.Range type referring to Now on your other questions.

When doing the same with the macro recorder in Excel, the generated VBA code contains SUM. Try setting the visible property to true and it should become visible as soon as you run your code, same as if you started it with a shortcut or double clicked Why are so few foods blue? I also understand that the choice is not going to be determined by speed.

That is, ExcelDNA is out of scope because it is purposed for developing XLL add-ins. Dec 27, 2011 at 8:32pm UTC webJose (2948) Well, you'll hardly find an exact example of what you want, exactly, right? Dec 28, 2011 at 7:59pm UTC freddie1 (1508) Yes, I have to code that yet about adding the GUIDs to the interface header. range1.Clear(); range1.SetValue (COleVariant("test")); /*********************************************/ The code works well if I didn't touch the excel workbook.

Log in or Sign up Tech Support Guy Home Forums > Software & Hardware > Software Development > Computer problem? More about the author Produce cards with a PNG background for each card Bitflip-resistant composite numbers How can I build a door to repel a horde of zombies? Bitflip-resistant composite numbers Onomatopoeia for disgust What does "most of mathematics" mean? Both approaches would allow you to code using C#, which you seem most familiar with.

Would introducing a healing wand break the game? But cross-AppDomain calls are about 40x slower than a standard call, which is very noticeable. Newer Than: Search this thread only Search this forum only Display results as threads Useful Searches Recent Posts More... check my blog Dec 28, 2011 at 6:38pm UTC freddie1 (1508) Yea, I've seen posts about that too over in the PowerBASIC forums (about the direct interface calls with Word).

How can the regression error term ever be correlated with the explanatory variables? Also I suspect that in other language this task could be easier and intuitively understandable. Generally reading the Excel.Range into an array would look something like this: var myArray = (object[,])range.Value2; My variation of Mike Rosenblum's array-write uses a 1-based array like this: int[] lowerBounds =

lpDisp = book.GetSheets(); ASSERT(lpDisp); sheets.AttachDispatch(lpDisp); lpDisp = sheets.GetItem( COleVariant((short)(1)) ); ASSERT(lpDisp); // Attach the lpDisp pointer to a Worksheet object.

This makes high-performance UDFs and macros possible." – Govert] You also might want to look at Add-in Express. VSTO doesn't allow developing a COM add-in supporting Office 2000-2010. I hope someone did things like that before and would kindly share the code. Thread Status: Not open for further replies.

Is there any way I can use non localized formulae? Classroom Controversy If the integrated circuit die is very small what is the role of the extra circuit packaging? Why does Warren Buffett say his fund performance, relatively, is likely to be better in a bear market than in a bull market? http://olivettipc.com/question-about/question-about-agp-4x-vs-8x.html Bug or feature?

I've nearly finished a Type Lib Browser tool that creates the interface header files necessary to connect to a COM component. To sum up. This is pretty useful, especially because even in VSTO, when you extract the array from an Excel.Range object, the array is 1-based, so keeping the Excel-oriented arrays 1-based helps you avoid Please help me to solve this issue.

VSTO beats Add-in Express in one area: it allows creating so-called document-level add-ins. By the way I'm still trying to get a response from Add-In Express, will let you all know when I get a reply. Is running "apt-get upgrade" every so often enough to keep a Web-server secure? This makes high-performance UDFs and macros possible. –Govert Oct 5 '10 at 23:28 Hi, thanks Govert for that excellent explanation -- I assumed the implementation and got it wrong.

I'd guess there's some well hidden setting. Ferro Jan 13 at 17:58 @CarlosE.Ferro Does "12" mean Office 12 aka Office 2007? But VBA is still quite fast in terms of calls to the Excel object model. Join & Ask a Question Advertise Here Enjoyed your answer?

I've always used PowerBASIC in the Excel work I do, and it only takes a few lines of code to start Excel (there is an option to start a new instance, What have you been googling before??? So yes, I like the idea a lot. ASSERT(lpDisp); books.AttachDispatch( lpDisp ); // Attach the IDispatch pointer // Open a workbook.

Occasionally a large list of data may need to be processed, of the order of 50,000 rows and 40 columns. Why are so few foods blue? Join them; it only takes a minute: Sign up Quitting excel in C++ automation gives an error “Microsoft Excel has stopped working” when TFS Add in present Ask Question up vote CExcelApplication excelApp; CExcelWorkbooks pBooks; CExcelWorkbook workbook; CExcelWorksheets pSheets; CExcelWorksheet pSheet; CExcelRange oRange; if ( FAILED( excelApp.CreateDispatch( _T("Excel.Application") ) ) ) { return; } COleVariant varOption( (long) DISP_E_PARAMNOTFOUND, VT_ERROR ); pBooks =