From ff936cbf70649b921b6760d0ad52c2a6be9b1476 Mon Sep 17 00:00:00 2001
From: Felipe Matos <felipems@yahoo.com.br>
Date: Wed, 11 Nov 2015 01:02:55 -0300
Subject: [PATCH] Fix disabled ripple click error

If ripple prop is false, this.refs.ripple will be undefined and will throw a TypeError every time handleMouseDown is called.
---
 components/button/index.jsx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/components/button/index.jsx b/components/button/index.jsx
index 182e7a4b..2ddeb79e 100644
--- a/components/button/index.jsx
+++ b/components/button/index.jsx
@@ -33,7 +33,7 @@ class Button extends React.Component {
 
   handleMouseDown = (event) => {
     events.pauseEvent(event);
-    this.refs.ripple.start(event);
+    if (this.refs.ripple) this.refs.ripple.start(event);
     if (this.props.onMouseDown) this.props.onMouseDown(event);
   };