I want to have mutlti-level group , But only support two level group now . Help me , Very thanks .
Now group level like this:
Groupname
|-Group_1
|-Group_2
|_Group_3
I want to like this:
Groupname
|-Group_1
| |-Department_1
| |-Department_2
| |_Department_3
|-Group_2
| |-Department_1
| |-Department_2
| | |-SubGroup-1
| | |-SubGroup-2
| |_Department_3
.......