I am writing a custom control in C++/CLI. In the Visual Studio designer, I clicked to handle the paint event. This worked fine except that Visual Studio put the function definition in the header file instead of the .cpp file. Is it okay if I move it to the .cpp file? Or is this potentially a...more >>

Hi all, I developed an mfc based application. Now, I need to create setup for this application. Now, I need to finde what are all the supporting dlls/libs for this application? I checked with dependency walker then created setup with 5 dlls. But, it is not working at my test bed....more >>

Just before I have to implement my own.. I don't suppose the .NET framework has an equivalent of the STL set_difference algorithm yet...? For e.g. If I have two containers: CompareSet={1,2,3} ToSet={2,3,4} then diff(CompareSet,ToSet) = {4} and diff(ToSet,CompareSet) = {1} Thanks, D...more >>

As many of you know probably you can use ProgIDs in COM to instantiate COM objects. The ProgID has the form Project.ClassName.Version. Thanks to version it is possible to instantiate COM objects from different versions of the same library. I wonder now if this is possible in .NET, too? W...more >>

trying to design an effiecient interface, where I can pass an IDictionary<int,string^> to a method. int is some id and string^ is some value that is initialized to null by a caller. The callee function needs to update the value based on the key. in native code I'd have passed a std::map an...more >>

Hi, I have been writing a wrapper with /clr:pure set, while I using the debug mode it was fine, when turned the mode to release it begins show me the same errors that when we try to use unmanaged functions whithout specify the input libs to the linker, thanks in advance, regards hnh ...more >>

Hi to every one!!!! For some time now I'm programing in .NET and I have a question in using ListBox I need to databind a collection to a ListBox. My code is something like this: using namespace System; using namespace System::Windows::Forms; ref class MyClass { public: MyClass(...more >>

Hello, When closing my multithread application, before stopping the main thread I wait, in this main thread, for a secondary thread to exit. I use for it the function WaitForSingleObject which never end. When debugging I can check that this secondary thread is returning zero and exiting...more >>

Hi, If I write the following code: ofstream f; f.open("c:\\hello.txt", ios::binary | ios::out); how do I check if the file is successfully opened and ready to write ? Should I do a f.is_open() check ? Regards, ...ab ...more >>

How can I "convert" from a char to a string. I'm trying to display in the console the Classname and the text in the notepad window. Start notepad and type some text before running the following code. #include <windows.h> #include <iostream> #include <winuser.h> using namespace System;...more >>

Hello everyone, I find that we can use tlbexp command like *tlbexp <dll name>* to export tlb file for a C# COM assembly, but can not use it to export tlb file for an unmanaged C++ COM DLL. Is that correct? I am wondering how to export tlb file of an unmanaged C++ COM DLL? thanks in ...more >>

I need to debug a native vc++ dll used in a c# app winforms app. The c# app employs DllImportAttribute, and static extern int, to define the functions it calls from the vc++ dll. The vc++ dll is not referenced, nor does it use com to communicate, rather it registers the windows handle with t...more >>

Hi all, I have devloped an application in vc++ 2005. I can debug this application. And I can see the output also while debugging (F5, F10, F11). But, I could not run this application (debug/release exe) by double click on the exe. How to resolve this issue? -- Thanks ...more >>