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all groups > visual c > july 2006 > threads for july 29 - 31, 2006

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Problem in Calling native code from managed c++ dll.
Posted by Haroon_Saeed at 7/31/2006 7:47:10 AM
Hey, I wrote a managed c++ class library in viusal studio 2005. This managed c++ dll calls native C++ methods of an SDK. When I referenced this managed c++ library in a console applciation written in C# for testing every thing worked fine. Now I need to call the managed c++ class library thro...more >>

performance , speed and portability of VC++.NET and VC++ 6.0
Posted by bhag at 7/31/2006 1:10:44 AM
hi all, I'm writing because I haven't been able to find enough information at the book stores and at the MS web site on some of my questions. Perhaps I'm asking the wrong questions, but if you could help me out here, I'd really appreciate it. Iam a project trainee. I have to ...more >>

Managed Event Question
Posted by Craig at 7/31/2006 12:04:01 AM
Hi I have a static event called PropertyChanged. PropertyChanged is a delegate called PropertyChangedEventHandler(Object^ sender, PropertyChangedEventArgs^ e) If I remove my PropertyChangeEventArg parameter from the delegate and replace it with a string, the project compiles. Here is...more >>

Portable C++
Posted by Andrew Roberts at 7/30/2006 4:13:04 PM
Could anyone recommend to me any good books or online articles that contain in depth coverage of portable C++ development? Specifically writing binary compatible C++ interfaces and code that will work and be fully compatible where code built under multiple versions of the compiler/runtime are...more >>

streets w/ GPS
Posted by fredly at 7/30/2006 9:55:02 AM
1) how can I remove the GPS trail markings from my saved .est file? I have the same problem with calculated distance marks. 2) can I export the GPS trail data that is captured on to a spreadsheet so that I can: retreve my exact route, speed, etc.? -- :-)...more >>

Bitmap <-> ArrayList of points
Posted by Iwanow at 7/30/2006 5:34:55 AM
Hello! My goal is to develop a program that opens a bitmap, copies its pixels to an ArrayList in order to perform some complex calculations (edge detection, Hough transform etc.), and save resulting image back in some other bitmap. It works pretty fast, except for stages of coping pixels ...more >>



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