In the first part of my posts for the IFileOperation interface, I wanted to give an overview of what it is used for and leave the real meat for later.  Now it’s time for the fun stuff.  In this post I want to dig into the use of the IFileOperationProgressSink.   In the MSDN docs for IFileOperation, you will notice that some of ...

Many developers who have used Shell APIs have had at one time or another used SHFileOperation in their code.  SHFileOperation is used to perform copy, move, rename and delete operations on items in the file system.  It is an entry point into the Shell’s copy engine and is the same API used by Windows Explorer to perform file ...

In past versions of Windows, when a user encountered a file that is in use by another process, he would be presented with an unfriendly dialog like this:What process is using this file?  What should the user do?  There is nothing actionable for the user on this dialog.  Some savvy users may use a utility to determine which process ...

OverviewWhen implementing a Shell namespace extension, a developer must provide an object that implements the IShellView interface. However, Microsoft® Windows® provides a default implementation of IShellView known as the System Folder View Object (colloquially known as DefView), that can be used in place of a custom implementation. This ...