Me too. If you change the QTDIR env var you can switch between Qt versions on the fly. It's obvious that I 'm intrested ![Wink ;)](https://forums.codeblocks.org/Smileys/default/wink.gif)
Same case here, but for wxWidgets.
![Smiley :)](https://forums.codeblocks.org/Smileys/default/smiley.gif)
If it gets done per-target, I could have different targets for different versions, different configurations and even different compilers, all without touching furthermore the project or anything else, just the WXCFG variables
![Smiley :)](https://forums.codeblocks.org/Smileys/default/smiley.gif)