Need help getting started with programmatically customizing Windows Explorer

I want to make an addin to Windows Explorer toolbar using .NET 4. Can anyone please provide sample code?

Solution

"My error, I meant toolbar"

Toolbars for both Explorer and Internet Explorer can be developed as Browser Helper Objects.

It is a pain to do in C# (involves a lot of COM interop), but it can be done. See here and here.

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