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author | David Heinemeier Hansson <david@loudthinking.com> | 2005-09-11 07:52:53 +0000 |
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committer | David Heinemeier Hansson <david@loudthinking.com> | 2005-09-11 07:52:53 +0000 |
commit | c1007377ba010448e55030c37f3fee24208e9912 (patch) | |
tree | ff9b30149ef78f5b41b7ac1e5c281ab6ed1adf6f /actionpack/lib/action_controller/macros | |
parent | dc2a3af13378635131fabe6dcfb2e99bb50cc491 (diff) | |
download | rails-c1007377ba010448e55030c37f3fee24208e9912.tar.gz rails-c1007377ba010448e55030c37f3fee24208e9912.tar.bz2 rails-c1007377ba010448e55030c37f3fee24208e9912.zip |
Added in-place editing support in the spirit of auto complete with ActionController::Base.in_place_edit_for, JavascriptHelper#in_place_editor_field, and Javascript support from script.aculo.us #2038 [Jon Tirsen] Moved auto-completion and in-place editing into the Macros module and their helper counterparts into JavaScriptMacrosHelper
git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@2191 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
Diffstat (limited to 'actionpack/lib/action_controller/macros')
-rw-r--r-- | actionpack/lib/action_controller/macros/auto_complete.rb | 52 | ||||
-rw-r--r-- | actionpack/lib/action_controller/macros/in_place_editing.rb | 32 |
2 files changed, 84 insertions, 0 deletions
diff --git a/actionpack/lib/action_controller/macros/auto_complete.rb b/actionpack/lib/action_controller/macros/auto_complete.rb new file mode 100644 index 0000000000..917f151e03 --- /dev/null +++ b/actionpack/lib/action_controller/macros/auto_complete.rb @@ -0,0 +1,52 @@ +module ActionController + # Macros are class-level calls that add pre-defined actions to the controller based on the parameters passed in. + # Currently, they're used to bridge the JavaScript macros, like autocompletion and in-place editing, with the controller + # backing. + module Macros + module AutoComplete #:nodoc: + def self.append_features(base) #:nodoc: + super + base.extend(ClassMethods) + end + + # Example: + # + # # Controller + # class BlogController < ApplicationController + # auto_complete_for :post, :title + # end + # + # # View + # <%= text_field_with_auto_complete :post, title %> + # + # By default, auto_complete_for limits the results to 10 entries, + # and sorts by the given field. + # + # auto_complete_for takes a third parameter, an options hash to + # the find method used to search for the records: + # + # auto_complete_for :post, :title, :limit => 15, :order => 'created_at DESC' + # + # For help on defining text input fields with autocompletion, + # see ActionView::Helpers::JavaScriptHelper. + # + # For more examples, see script.aculo.us: + # * http://script.aculo.us/demos/ajax/autocompleter + # * http://script.aculo.us/demos/ajax/autocompleter_customized + module ClassMethods + def auto_complete_for(object, method, options = {}) + define_method("auto_complete_for_#{object}_#{method}") do + find_options = { + :conditions => [ "LOWER(#{method}) LIKE ?", '%' + params[object][method].downcase + '%' ], + :order => "#{method} ASC", + :limit => 10 }.merge!(options) + + @items = object.to_s.camelize.constantize.find(:all, find_options) + + render :inline => "<%= auto_complete_result @items, '#{method}' %>" + end + end + end + end + end +end
\ No newline at end of file diff --git a/actionpack/lib/action_controller/macros/in_place_editing.rb b/actionpack/lib/action_controller/macros/in_place_editing.rb new file mode 100644 index 0000000000..d096e57e9e --- /dev/null +++ b/actionpack/lib/action_controller/macros/in_place_editing.rb @@ -0,0 +1,32 @@ +module ActionController + module Macros + module InPlaceEditing #:nodoc: + def self.append_features(base) #:nodoc: + super + base.extend(ClassMethods) + end + + # Example: + # + # # Controller + # class BlogController < ApplicationController + # in_place_edit_for :post, :title + # end + # + # # View + # <%= in_place_editor_field :post, title %> + # + # For help on defining an in place editor in the browser, + # see ActionView::Helpers::JavaScriptHelper. + module ClassMethods + def in_place_edit_for(object, attribute, options = {}) + define_method("set_#{object}_#{attribute}") do + @item = object.to_s.camelize.constantize.find(params[:id]) + @item.update_attribute(attribute, params[:value]) + render :text => @item.send(attribute) + end + end + end + end + end +end |