Extract styles in Expression Blend - VBandi's blog - Dotneteers.net

You may have found yourself in a situation when you want to convert an implicit style in XAML into a resource. Until today, I did it with creating the new style, and adding the setters manually. But I thought “There must be some way in Expression Blend to do this better”. I couldn’t find anything on the net, so I started to look for the solution myself. And yeah, I found it… Here is how it is done