Hello, Thanks for reply. I research it can be achieved by using winsock and LSP(Layered Service Provider) so i thing its comes under MFC and C++ so putted my question in MFC and C++.. Thanks sarfaraz

Hello Every Body I am looking do the project on blocking the unwanted site or redirecting so that children can not access the particular site. so will you people guide which way should i proceed...

Can we create the virtual drive of usb .

ok. i think its not possible to have empty file except filled with zeros... Thanks every body for your replies. Looking to make app that lock the usb data but am unable to start any idea or guidance will be appreciated . regards sarfaraz

large file without any data inside the file . look what actually looking to do is to create a large file with define size.

ya i agree what about the size which i want to define think that around 1gb or 100 mb .. thanks

How to create the the empty file with defined size in c++ or MFC. thanks for reply . see i am looking to create a file that should be empty and should not have data inside the file. you can say acquiring memory space from the particular drive .. Thanks

Hello , Is it possible to create a empty file with predefined size of that file. please reply me soon ... Regards Sarfaraz

Hi, How can i set the file or folder as access denied in both NTFS and FAT so that no one can get access to that particular file or folder .... not manually am looking to do it through programming .. Regards Sarfaraz

how to set char limit so that it should not exceed the 11 char . after exceeding 11 char does not allow to press the key. any example will helpful

ok how can i achieved this one

hello, Is there way to disable Cut,Copy,Paste,Rename and Delete operation for a particular file with (.extension) in windows ... please Reply me ....

I have done with shell API SHChangeNotify.

Hello Every one, I am adding some key in Registry is not getting into effect until system reboot or by killing explorer. so how can i achieve it, without rebooting and killing explorer. please help me out .. Regards sarfaraz

Hello Every one. how one can hide file or folder from the explorer even it should not be visible when some one click on show hidden file and folder . is there any shell api for this .... Regards sarfaraz

the path(Szfilename)is useed in dll .Now this szfilename path i want use in the application code . i explain how i tried i linked the dll lib to an application code and then i included the header file of the dll in an application code so that i can use the path(szfilename). this szfilename is declared in static so its scope remain in application code also ..

see i have created the com dll for shell context menu .. if (DragQueryFile((HDROP)medium.lpszFileName, i, path, MAX_PATH)) { g_szSelectedFiles.SetAt(i, path); szFileName = g_szSelectedFiles[i]; } from here i am getting the path (szFileName )i want in exe code so that i can proceed this my doubt .. the variable is decalred as static in header file of the dll .i link the library of dll .the scope is not remaining ..... Best Regards Sarfaraz

hello all, i have to know how can i use the path of file or folder which has been selected from context menu in an exe or application code ... see i have written the code for context menu and am storing the file or folder path in an cstring how can i use this cstring variable in exe code .. Best Regards Sarfaraz.. :((

please help me out of this ... dll is getting register in 32 bit machine same code i compile on 64 bit machine but failing to register

In DLL i have written the code for Context menu in vs2010 using COM i derived the class CRsEraser : public IContextMenu, public IShellExtInit this IShellExtInit and IContextMenu is are com class when use it HRESULT __stdcall CCmpntFactory::CreateInstance (IUnknown *pUnknownOuter, const IID& iid, void** ppv) { if(pUnknownOuter != NULL) return CLASS_E_NOAGGREGATION; CRsEraser *pCmpnt = new CRsEraser; if (pCmpnt == NULL) return E_OUTOFMEMORY; HRESULT hr = pCmpnt->QueryInterface (iid, ppv); ////////////////////////////////////////////////////////////////////////// // Release the IUnknown pointer pCmpnt->Release (); return hr; } CRsEraser *pCmpnt = new CRsEraser;this part showing its abstract class . in 32 bit compile its working fine same when configure to 64 bit its throwing the error what i have mention earlier . how i configure: 1 Open your Visual C++ Solution 2 Choose Build->Configuration Manager menu 3 Inside the Configuration Manager window, change the ‘Active solution platform’ to x64. If you don’t have any, you would need to create one by selecting the ‘New..’ drop down item. Copy settings from your Win32 platform. 4 Now rebuild your solution.