From 36f97c7a23bad1a774e78f3ddc2ce3677c02700f Mon Sep 17 00:00:00 2001
From: Johannes Meyer <johannes.meyer@icinga.com>
Date: Tue, 19 Jul 2022 14:58:34 +0200
Subject: [PATCH] TreeRenderer: Override `assemble` instead of `render`

---
 library/Businessprocess/Renderer/TreeRenderer.php | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/library/Businessprocess/Renderer/TreeRenderer.php b/library/Businessprocess/Renderer/TreeRenderer.php
index c71a4f9..a34ac35 100644
--- a/library/Businessprocess/Renderer/TreeRenderer.php
+++ b/library/Businessprocess/Renderer/TreeRenderer.php
@@ -15,10 +15,7 @@ use ipl\Web\Widget\StateBall;
 
 class TreeRenderer extends Renderer
 {
-    /**
-     * @inheritdoc
-     */
-    public function render()
+    public function assemble()
     {
         $bp = $this->config;
         $htmlId = $bp->getHtmlId();
@@ -59,8 +56,7 @@ class TreeRenderer extends Renderer
                     ->getAbsoluteUrl());
         }
 
-        $this->add($tree);
-        return parent::render();
+        $this->addHtml($tree);
     }
 
     /**