Semphriss

> SuperTux version: latest steam ver. You can find the version of the game from the main menu, on the bottom-left corner of the screen. For example, this version is...

Can't reproduce either bug anymore, assuming it's either fixed somehow, or that it was a punctual bug. I'll open an issue if that ever happens again. Should be good now.

@HybridDog With the bugs out of the way, is there anything else to do before merging? I'll leave it to you to mark this PR as ready for review when...

I have abandoned trying to enforce proper code quality, given the lack of standards to follow and the lack of expertise to maintain them. I'll leave it to the generic...

Is there any interest in this PR? I can fix the conflicts, but if it won't be merged anyways, I can close it instead.

After some research, it seems that the callback is invoked only during the event management. If you don't have `while(SDL_PollEvent(&event))` or something equivalent, you can use `SDL_PumpEvents();` in your main...

Posting the original idea I had here: I planned to add a function similar to the existing file dialogs, but instead of treating with path strings, it would treat with...

@madebr Thanks for the patch! I'm trying to reproduce the two issues you've mentioned, about Zenity misreporting a cancellation as an error, and about multiple simultaneous dialogs causing problems, but...

Ah, good to know! I must have picked a faulty example snippet to test it. May I ask for your help to implement it? Given that I struggle to even...

I just added filter support on macOS, which I believe is the last thing I had planned to do for this PR. I'll mark it as ready for review, and...