From 47257a046919ca16086f634800e1ad08e7e08614 Mon Sep 17 00:00:00 2001
From: Alan Knowles <alan@roojs.com>
Date: Thu, 24 Jan 2019 16:00:35 +0800
Subject: [PATCH] Roo/bootstrap/Column.js

---
 Roo/bootstrap/Column.js | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/Roo/bootstrap/Column.js b/Roo/bootstrap/Column.js
index 7948e9b429..3e632a9e6e 100644
--- a/Roo/bootstrap/Column.js
+++ b/Roo/bootstrap/Column.js
@@ -76,10 +76,12 @@ Roo.extend(Roo.bootstrap.Column, Roo.bootstrap.Component,  {
             }
             
             if (!settings[size]) { // 0 = hidden
-                cfg.cls += ' hidden-' + size;
+                cfg.cls += ' hidden-' + size + ' hidden' + size + '-down';;
                 return;
             }
-            cfg.cls += ' col-' + size + '-' + settings[size];
+            cfg.cls += ' col-' + size + '-' + settings[size] + (
+                size == 'xs' ? (' col-' + config[size] ) : '' // bs4 col-{num} replaces col-xs
+            );
             
         });
         
-- 
2.39.2