From 6680463db1304402fca950a39c95103de2370bee Mon Sep 17 00:00:00 2001
From: Alain Belair <belair.alain@gmail.com>
Date: Mon, 19 Aug 2024 10:00:13 -0400
Subject: [PATCH] Update Tree.php

---
 src/Component/Tree.php | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/Component/Tree.php b/src/Component/Tree.php
index 95a8af5..ae82f4d 100644
--- a/src/Component/Tree.php
+++ b/src/Component/Tree.php
@@ -104,6 +104,10 @@ public function setValue(array $value): void
         $this->nodeValue = $value;
     }
 
+    /**
+     * Function $fx to be executed when using Save Btn.
+     * The callback function ($fx) must return a jsRenderInterface.
+     */
     public function onTreePost(\Closure $fx, Button $btn = null): void
     {
         $this->initTreePostRequest($fx);