For more information, see Map dependencies with code maps. If you have Visual Studio Enterprise edition, you can use code maps to visualize the structure of your code and its dependencies across the entire solution. You can also use Solution Explorer to browse the types and members in your projects, search for symbols, view a method's call hierarchy, find symbol references, and more, without having to switch between multiple tool windows. NET components, COM components, dynamic-link libraries (DLL), and type libraries (TLB). These tool windows can examine code in Visual Studio projects. You can examine classes and their members in Visual Studio using various tool windows, including Class View, Call Hierarchy, Object Browser, and Code Definition (C++ only).