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annotate lib/plugins/acts_as_list/README @ 1327:287f201c2802 redmine-2.2-integration
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| author | Chris Cannam <chris.cannam@soundsoftware.ac.uk> |
|---|---|
| date | Wed, 19 Jun 2013 20:56:22 +0100 |
| parents | 433d4f72a19b |
| children |
| rev | line source |
|---|---|
| Chris@0 | 1 ActsAsList |
| Chris@0 | 2 ========== |
| Chris@0 | 3 |
| Chris@0 | 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. |
| Chris@0 | 5 |
| Chris@0 | 6 |
| Chris@0 | 7 Example |
| Chris@0 | 8 ======= |
| Chris@0 | 9 |
| Chris@0 | 10 class TodoList < ActiveRecord::Base |
| Chris@0 | 11 has_many :todo_items, :order => "position" |
| Chris@0 | 12 end |
| Chris@0 | 13 |
| Chris@0 | 14 class TodoItem < ActiveRecord::Base |
| Chris@0 | 15 belongs_to :todo_list |
| Chris@0 | 16 acts_as_list :scope => :todo_list |
| Chris@0 | 17 end |
| Chris@0 | 18 |
| Chris@0 | 19 todo_list.first.move_to_bottom |
| Chris@0 | 20 todo_list.last.move_higher |
| Chris@0 | 21 |
| Chris@0 | 22 |
| Chris@0 | 23 Copyright (c) 2007 David Heinemeier Hansson, released under the MIT license |