Hi,
I try to create 3 level side menu like in attach file.
My Question is it possible to make this kind of menu using Vertical layout ?
Since Vaadin’s site is most probably created with…well…Vaadin 
this must be possible.
Et voilà:
User Interface → Grids and Trees → Tree grid
.
BTW, This is the greatest sample tutorial I’ve ever seen in my ~38 years of computer life. Select
Button
, for instance, and then the three icons top-right and the tabs under each icon. Especially 
→
Description
|
Source
is really sexy!
P.S.: The image resizing not working here is a bit less sexy. 
P.P.S.: doesn’t work either.
x-(