method
build_observer
build_observer(klass, name, options = {})
protected
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# File actionpack/lib/action_view/helpers/prototype_helper.rb, line 1084 def build_observer(klass, name, options = {}) if options[:with] && (options[:with] !~ /[\{=(.]/) options[:with] = "'#{options[:with]}=' + encodeURIComponent(value)" else options[:with] ||= 'value' unless options[:function] end callback = options[:function] || remote_function(options) javascript = "new #{klass}('#{name}', " javascript << "#{options[:frequency]}, " if options[:frequency] javascript << "function(element, value) {" javascript << "#{callback}}" javascript << ", '#{options[:on]}'" if options[:on] javascript << ")" javascript_tag(javascript) end