From d2bac9d6548a748b6996427f2857505be6900052 Mon Sep 17 00:00:00 2001
From: nathangray <nathangray.bsc+github@gmail.com>
Date: Wed, 10 Apr 2019 10:53:36 -0600
Subject: [PATCH] Etemplate - allow trees to be readonly

---
 api/js/etemplate/et2_widget_tree.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/api/js/etemplate/et2_widget_tree.js b/api/js/etemplate/et2_widget_tree.js
index 1d9bed81b6..b864948a05 100644
--- a/api/js/etemplate/et2_widget_tree.js
+++ b/api/js/etemplate/et2_widget_tree.js
@@ -257,6 +257,10 @@ var et2_tree = (function(){ "use strict"; return et2_inputWidget.extend(
 			close = this._rel_url(close);
 			widget.input.setImageArrays('minus', close, close, close, close, close);
 		}
+
+		this._install_handler('onBeforeCheck', function(id, state) {
+			return !this.options.readonly;
+		}.bind(this));
 	},
 
 	/**