Add CSS to distinguish when a main menu is present or not (#28531).

Patch by Felix Schäfer.


git-svn-id: http://svn.redmine.org/redmine/trunk@17303 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/helpers/application_helper.rb

@@ -592,6 +592,7 @@ module ApplicationHelper
     end
 
     css << 'project-' + @project.identifier if @project && @project.identifier.present?
+    css << 'has-main-menu' if display_main_menu?(@project)
     css << 'controller-' + controller_name
     css << 'action-' + action_name
     css << 'avatars-' + (Setting.gravatar_enabled? ? 'on' : 'off')

test/integration/lib/redmine/menu_manager_test.rb

@@ -77,4 +77,11 @@ class MenuManagerTest < Redmine::IntegrationTest
     get '/login'
     assert_select '#main-menu', 0
   end
+
+  def test_body_should_have_main_menu_css_class_if_main_menu_is_present
+    get '/projects'
+    assert_select 'body.has-main-menu'
+    get '/'
+    assert_select 'body.has-main-menu', 0
+  end
 end