When I add something to the playlist from the player, the column width changes like this:
When I open multiple files through Open File, the playlist column width remains the same like this:
I found where the auto width adjustment is, made a single change in my debug build, and am using it and finding nothing bad happening to it.
I find myself having to change the column width whenever I open multiple files. The change will rectify that. I can obviously make a pull request if it is convenient.