BTW, who added [left] and [right]? I know well what you want. Probably You was a NeXT user.
[ emacs ] +-------+-------+-------+-------+-------+ | a | c | b |[ V ]| r | |[ A ]|[ C ]| b | v |[ R ]| | a | c |[ B ]| | r | | a | c | | | r | +=======+=======+=======+=======+=======+ +-------+-------+-------+-------+-------+ A: archive, C: category, B: branch, V: version, R: revision This interface is better than tree based one. However, window layout management in elisp is not easy.
