Added assignment of the Autocompleter object created by JavaScriptMacroHelper#auto_complete_field to a local javascript variables [DHH] Added :on option for PrototypeHelper#observe_field that allows you to specify a different callback hook to have the observer trigger on [DHH]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@3378 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

1 files changed, 14 insertions, 0 deletions

diff --git a/actionpack/lib/action_view/helpers/javascript_helper.rb b/actionpack/lib/action_view/helpers/javascript_helper.rb
index d61167b264..15609d5290 100644
--- a/actionpack/lib/action_view/helpers/javascript_helper.rb
+++ b/actionpack/lib/action_view/helpers/javascript_helper.rb
@@ -57,6 +57,20 @@ module ActionView
           })
         )
       end
+      
+      # Returns a link that'll trigger a JavaScript +function+ using the 
+      # onclick handler.
+      #
+      # Examples:
+      #   button_to_function "Greeting", "alert('Hello world!')"
+      #   button_to_function "Delete", "if confirm('Really?'){ do_delete(); }")
+      def button_to_function(name, function, html_options = {})
+        html_options.symbolize_keys!
+        tag(:input, html_options.merge({ 
+          :type => "button", :value => name, 
+          :onclick => (html_options[:onclick] ? "#{html_options[:onclick]}; " : "") + "#{function};" 
+        }))
+      end
 
       # Returns a link that'll trigger a JavaScript +function+ using the 
       # onclick handler.