Yes, a stringstream might be perfect for this endeavor. Not only will it work with GUIs, it will work with cout and other streams as well. No need to reinvent the wheel later, so to speak.
Originally Posted by Adak
io.h certainly IS included in some modern compilers. It is no longer part of the standard for C, but it is nevertheless, included in the very latest Pelles C versions.
Originally Posted by Salem
You mean it's included as a crutch to help ancient programmers limp along without them having to relearn too much.
Outside of your DOS world, your header file is meaningless.