In our previously published article about implementing WPF PDF viewer control we demonstrated how it could be done using native WPF approach. If you don't want to design your own control and just need to quickly integrate PDF viewing functionality into you WPF app then there is another way around.
You may easily use our free PDF viewer control for Windows Forms by employing the WindowsFormsHost control element.
Demo pictures are below:
|Running WPF app|
The first image demonstrates the design view of the corresponding app, and the second one shows the app in action. If you have any questions regarding our products just let us know and we'll be happy to help.