Can it be made so that playlist column width changes when multiple files are opened?

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.

Yes please. Or paste a patch here.

Here is the pull request: