The Project Explorer view in the C/C++ perspective is perhaps the most important view in the IDE because you can use it to control your projects. The selections you make in the Project Explorer view greatly affect what information the other views show.
The Project Explorer view gives a virtual or filtered presentation of all the executables, source, and shared objects that comprise your project. You can set filters for the types of files you want shown in this view. For information about how to set filters, see Filtering files.
The Project Explorer view is configured specifically for C and C++ development as follows: