Remember which columns are visible and which not and their width.
Documentation:
https://developer.mozilla.org/en-US/docs/XUL/Tutorial/More_Tree_Features#Remembe
ring_State_of_Columns
Original issue reported on code.google.com by marc.r...@gmail.com on 9 Jan 2013 at 6:00
Original issue reported on code.google.com by
marc.r...@gmail.com
on 9 Jan 2013 at 6:00