This Project has Treview Document Library webpart.
Steps to Configure the Web Part
Download the Assembly
Register the Assembly in GAC
Register as SafeControl in web.config
Open WebPart Gallery
Click New -> Select the TreeView webpart from the list
Check it and click populate gallery
Edit the page where you want to place the webpart
Add the webpart to webpart zone
Click Edit -> Modify Shared WebPart
and configure the library name in ToolPart Pane
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