Visual Basic® 2010 Unleashed

Extending the Code Editor

As explained at the beginning of this chapter, one of the most important new features in the Visual Studio 2010 is the capability of extending the code editor, which is now based on WPF. Code editor extensions get the instance of the WPF objects keeping the editor itself alive. For a better understanding, instead of building a particular extension, we explain required objects taking advantage of one of the sample projects added by the Visual Studio 2010 SDK. Create a new project and select the Visual Basic, Extensibility folder; finally select the Editor Text Adornment project template, as shown in Figure 57.13.

Figure 57.13 Selecting the code editor extension template.

The goal of this sample project is simple: adorning ...