From d92e0419b10d378c1f480be7088c469e1d1dd5f8 Mon Sep 17 00:00:00 2001
From: Jeff Sharkey <jsharkey@android.com>
Date: Tue, 24 Apr 2012 11:35:43 -0700
Subject: [PATCH] Fix data usage settings button visibility.

Also check that fragment is attached before launching intent.

Bug: 6385040
Change-Id: If857758acbf6fe17c8ffbd75226114346ffe6c62
---
 src/com/android/settings/DataUsageSummary.java | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/com/android/settings/DataUsageSummary.java b/src/com/android/settings/DataUsageSummary.java
index 0d003b33645..4a2c2625590 100644
--- a/src/com/android/settings/DataUsageSummary.java
+++ b/src/com/android/settings/DataUsageSummary.java
@@ -781,6 +781,7 @@ public class DataUsageSummary extends Fragment {
 
             final boolean matchFound = pm.resolveActivity(mAppSettingsIntent, 0) != null;
             mAppSettings.setEnabled(matchFound);
+            mAppSettings.setVisibility(View.VISIBLE);
 
         } else {
             mAppSettingsIntent = null;
@@ -1047,6 +1048,8 @@ public class DataUsageSummary extends Fragment {
     private OnClickListener mAppSettingsListener = new OnClickListener() {
         @Override
         public void onClick(View v) {
+            if (!isAdded()) return;
+
             // TODO: target torwards entire UID instead of just first package
             startActivity(mAppSettingsIntent);
         }