The Derived Types provider navigates to a type derived from the current one.
Place the caret in a class, interface declaration or reference. For example, the Resource class.
Press Ctrl + Alt + N to invoke the Jump To window.
Select Derived Types and press Enter.
Choose an item from the derived type list and press Enter.
CodeRush moves the caret to the derived type declaration.
Press Ctrl again to get back to the search mode.
Use one of the following keys to filter search results:
1) Press O to view opened files in the search results.
2) Press S to view source code.
3) Press M to view metadata.
4) Press A to view all found base types.
Refer to the corresponding section of the Navigate to topic.