[lightmaster]

Originally Posted by harmtemolder

That is something you could do with Calibre's template functions. I created one to use a book's progress instead to show 3 different states: unopened, unfinished and finished. See my code here:

https://www.mobileread.com/forums/sh...2&postcount=66

I figured out how to add a template function and how to call it from a column, but how do you pass another column as an argument to the function?