像Tweetie一样滑动显示菜单

I've been working on a new app and was really hoping to implement a swipe to reveal more options menu inside my application. I've searched and searched, but it seems no one else has successfully made it work (aside from Loren). What I'm trying to do is swipe the cell, and simultaneously use CABasicAnimation to push it to x: 320, and add a subview below this that would have the buttons etc.. I'm using willBeginEditing to detect the swipe to avoid subclassing. Here's the code:I've been working on a new app and was really h