When haveing locked tabs, the tabs show the drive icon. for better visability i suggest to display the folder icon instead the drive icon. Screenshot shows my example locked tabs. All display only drive icon...
(http://i.imgur.com/wRsfzmr.png)
I will check if that will be possible to add
Just for example. on FC it looks like this:
(http://i.imgur.com/HBf3Cs6.png)
Would be nice to add this feature!