require 'haml/helpers/action_view_mods' if defined?(ActionView) module Haml module Helpers # This module contains various useful helper methods # that either tie into ActionView or the rest of the ActionPack stack, # or are only useful in that context. # Thus, the methods defined here are only available # if ActionView is installed. module ActionViewExtensions # Returns a value for the "class" attribute # unique to this controller/action pair. # This can be used to target styles specifically at this action or controller. # For example, if the current action were EntryController#show, # # %div{:class => page_class} My Div # # would become # #
My Div
# # Then, in a stylesheet # (shown here as Sass), # you could refer to this specific action: # # .entry.show # :font-weight bold # # or to all actions in the entry controller: # # .entry # :color #00f # def page_class controller.controller_name + " " + controller.action_name end # :stopdoc: alias_method :generate_content_class_names, :page_class # :startdoc: end end end end