All the crazy plumbing code you need to get txmt://open?url=file:////dir/file.rb
links working on Windows. Can run GVim, Notepad++, Notepad2, Notepad.
Such links are generated by different debugging related plugins like Rails Footnotes and others.
Register the ruby executable to open protocol_handler.rb to handle protocol txmt,
automating procedure described in http://msdn.microsoft.com/en-us/library/aa767914(VS.85).aspx
> ruby register_protocol_handler.rb txmt RUBY protocol_handler.rb
THe registered protocol uses the same Ruby version used to execute the script above.
You may hack protocol_handler.rb to change editor, customize paths, or add logic for other protocols.