A Quick Look Plugin to examine the contents of .bbc4 packages.
Creating a Quick Look project File > New > Project... and selecting Quick Look Plugin.
Once done testing and debugging the plugin requires some manual intervention.
Apple's documentation isn't up to date with XCode 8. The following links offer some guidance:
- Debugging a Quicklook plugin
- Debugging Quicklook plugin in XCode 4
- Creating a Quick Look plugin
- OSX Quick Look Plugin development
However the build scheme changes detailed failed with the XCode console error Message from debugger: cannot attach to process due to System Integrity Protection Program ended with exit code: -1 at run time.
Output the generate preview resuts to a directory (-o) with /usr/bin/qlmanage -o /tmp/bbc4 -p ./ql-test.bbc4 -g ./ql-bbc4.qlgenerator -c public.plain-text (to try -c uk.co.bbc.bbc4).
Find out if the .qlgenerator is registered use qlmanage -m plugins | grep bbc.
Inspect the UTI details associated with files using mdls your-file.ext.