To check out this repository please hg clone the following URL, or open the URL using EasyMercurial or your preferred Mercurial client.
root / lib / plugins / acts_as_list / README @ 1298:4f746d8966dd
History | View | Annotate | Download (609 Bytes)
| 1 |
ActsAsList |
|---|---|
| 2 |
========== |
| 3 |
|
| 4 |
This acts_as extension provides the capabilities for sorting and reordering a number of objects in a list. The class that has this specified needs to have a +position+ column defined as an integer on the mapped database table. |
| 5 |
|
| 6 |
|
| 7 |
Example |
| 8 |
======= |
| 9 |
|
| 10 |
class TodoList < ActiveRecord::Base |
| 11 |
has_many :todo_items, :order => "position" |
| 12 |
end |
| 13 |
|
| 14 |
class TodoItem < ActiveRecord::Base |
| 15 |
belongs_to :todo_list |
| 16 |
acts_as_list :scope => :todo_list |
| 17 |
end |
| 18 |
|
| 19 |
todo_list.first.move_to_bottom |
| 20 |
todo_list.last.move_higher |
| 21 |
|
| 22 |
|
| 23 |
Copyright (c) 2007 David Heinemeier Hansson, released under the MIT license |