OK sure.
Quote Originally Posted by ikKy View Post
I'm wondering if there is some kind of program out there that would display (real-time) the coding for a running/selected program.
Well that sounds like some sort of a remote debugger. Try Windbg.
http://en.wikipedia.org/wiki/WinDbg
Quote Originally Posted by ikKy View Post
For instance, I would be running Firefox and this other program would tell me all the coding details of what's happening on the programming level.
Well no, not Firefox, you would have to have the source to do that.

Quote Originally Posted by ikKy View Post
What I'm hoping to do is basically splice bits and pieces of programs together, as well as add individual custom code, giving me a program hybrid allowing things like; save+print, Firefox opens 2 windows, etc...
Well what you want is an API, you may not realize it, since you are new to C++.

The word "mash-up" comes to mind. Maybe you can Google it. In other words you want to integrate a bunch of applications into a new application.