From 1edcf4c6ac44cdf7229d55d900d552dc6ebe2541 Mon Sep 17 00:00:00 2001
From: Hedger Wang <hedger@fb.com>
Date: Tue, 26 Jan 2016 01:27:14 -0800
Subject: [PATCH] Disable navigation bar right button when it's transparent.

Reviewed By: chaceliang

Differential Revision: D2863157

fb-gh-sync-id: ca73545303607333fe32cd8e2e8f040134ee1d24
---
 .../Navigator/NavigatorBreadcrumbNavigationBar.js      | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/Libraries/CustomComponents/Navigator/NavigatorBreadcrumbNavigationBar.js b/Libraries/CustomComponents/Navigator/NavigatorBreadcrumbNavigationBar.js
index b142b18fb..84a1e43cd 100644
--- a/Libraries/CustomComponents/Navigator/NavigatorBreadcrumbNavigationBar.js
+++ b/Libraries/CustomComponents/Navigator/NavigatorBreadcrumbNavigationBar.js
@@ -134,9 +134,13 @@ var NavigatorBreadcrumbNavigationBar = React.createClass({
       this._setPropsIfExists('title_' + index, TITLE_PROPS[index]);
     }
     var right = this.refs['right_' + index];
-    if (right &&
-        interpolate.RightItem(RIGHT_BUTTON_PROPS[index].style, amount)) {
-      right.setNativeProps(RIGHT_BUTTON_PROPS[index]);
+
+    const rightButtonStyle = RIGHT_BUTTON_PROPS[index].style;
+    if (right && interpolate.RightItem(rightButtonStyle, amount)) {
+      right.setNativeProps({
+        style: rightButtonStyle,
+        pointerEvents: rightButtonStyle.opacity === 0 ? 'none' : 'auto',
+      });
     }
   },