play-to

How do I add an audio track to my "Play To" list using C# in Windows 7?

I poked around for a while on Google and Windows Media player looking for a way to do this, but I can't and I think I should be able to, so I'm asking the fine people of StackOverflow. I'd like to be able to write some code to do one of the following: Add an audio file from my WMP media library to the current "Play To" playlist. Add a...