TreeView User control c#

Project Description:
I need a user control that will scan all subolders within a folder for files and build up a treeview control.
Let say i have a bunch of files. Logfiles that is stored in subfolders.

Folder1
--logfile1
--logfile2
--logfile3
Folder2
--logfile1
--logfile2

I want to display these files using data from the files in an TreeView
control. Like this:

Folder1
--DATE1
----logfile1
----logfile2
--DATE2
----logfile3
Folder2
--DATE1
----logfile1
----logfile2

When a user click on any of the filenodes i want a msgbox showing "You clicked "filename"