Expression Blend has an interesting dark gray IDE that is entirely built in WPF; behind the scenes, all the panels, toolboxes, and tab controls available in Blend are nothing more than WPF controls orchestrated with the Managed Extensibility Framework (MEF) bind using the Model View ViewModel MVVM pattern.
As soon as you open Expression Blend for the first time, you will be prompt by a small start page with three tabs: Projects, Help, and Samples, as shown in Figure 3-1.
Figure 3-1. Expression Blend startup page
The Project tab contains the latest projects you worked on plus two shortcuts—one to open a new project and one to ...