In this next part of his
PivotViewer series, Timmy Kokke explains how to make use of
Custom Actions.
Source: Timmy Kokke's Blog
The only downside of these actions is that they aren’t fully implemented. So you’ll have to extend the PivotViewer control yourself. If you haven’t worked with the PivotViewer before, you might want to have a look at the Building your first PivotViewer application tutorial I wrote earlier first. This tutorial continues on that.