From 4eb92438dd8eae3254ec602a0f4088b14577ca2c Mon Sep 17 00:00:00 2001
From: Eric Lippmann <eric.lippmann@netways.de>
Date: Tue, 27 Oct 2015 13:52:18 +0100
Subject: [PATCH] Add nav-level-$level CSS classes to navigation

---
 .../Icinga/Web/Navigation/Renderer/NavigationRenderer.php   | 6 +++++-
 .../Web/Navigation/Renderer/RecursiveNavigationRenderer.php | 2 +-
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/library/Icinga/Web/Navigation/Renderer/NavigationRenderer.php b/library/Icinga/Web/Navigation/Renderer/NavigationRenderer.php
index fb0ca0925..7dc9da387 100644
--- a/library/Icinga/Web/Navigation/Renderer/NavigationRenderer.php
+++ b/library/Icinga/Web/Navigation/Renderer/NavigationRenderer.php
@@ -271,9 +271,11 @@ class NavigationRenderer implements RecursiveIterator, NavigationRendererInterfa
     /**
      * Return the opening markup for multiple navigation items
      *
+     * @param   int $level
+     *
      * @return  string
      */
-    public function beginChildrenMarkup()
+    public function beginChildrenMarkup($level = 1)
     {
         $cssClass = array(static::CSS_CLASS_NAV);
         if ($this->navigation->getLayout() === Navigation::LAYOUT_TABS) {
@@ -282,6 +284,8 @@ class NavigationRenderer implements RecursiveIterator, NavigationRendererInterfa
             $cssClass[] = static::CSS_CLASS_NAV_DROPDOWN;
         }
 
+        $cssClass[] = 'nav-level-' . $level;
+
         return '<ul class="' . join(' ', $cssClass) . '">';
     }
 
diff --git a/library/Icinga/Web/Navigation/Renderer/RecursiveNavigationRenderer.php b/library/Icinga/Web/Navigation/Renderer/RecursiveNavigationRenderer.php
index d64ae3b27..e14402363 100644
--- a/library/Icinga/Web/Navigation/Renderer/RecursiveNavigationRenderer.php
+++ b/library/Icinga/Web/Navigation/Renderer/RecursiveNavigationRenderer.php
@@ -142,7 +142,7 @@ class RecursiveNavigationRenderer extends RecursiveIteratorIterator implements N
      */
     public function beginChildren()
     {
-        $this->content[] = $this->getInnerIterator()->beginChildrenMarkup();
+        $this->content[] = $this->getInnerIterator()->beginChildrenMarkup($this->getDepth() + 1);
     }
 
     /**