From 34812fa5b8efb0eeb01f47419518b7bbc0a52302 Mon Sep 17 00:00:00 2001
From: cketti <cketti@gmail.com>
Date: Mon, 27 May 2013 16:59:07 +0200
Subject: [PATCH] Correctly initialize mSingleAccountMode

This fixes a NullPointerException when trying to open account settings
from the Unified Inbox (when there's only one account).
---
 src/com/fsck/k9/activity/MessageList.java | 28 +++++++++++++++--------
 1 file changed, 18 insertions(+), 10 deletions(-)

diff --git a/src/com/fsck/k9/activity/MessageList.java b/src/com/fsck/k9/activity/MessageList.java
index 264d61b0f..34f5655ba 100644
--- a/src/com/fsck/k9/activity/MessageList.java
+++ b/src/com/fsck/k9/activity/MessageList.java
@@ -439,19 +439,27 @@ public class MessageList extends K9FragmentActivity implements MessageListFragme
             }
         }
 
+        Preferences prefs = Preferences.getPreferences(getApplicationContext());
+
         String[] accountUuids = mSearch.getAccountUuids();
-        mSingleAccountMode = (accountUuids.length == 1 && !mSearch.searchAllAccounts());
+        if (mSearch.searchAllAccounts()) {
+            Account[] accounts = prefs.getAccounts();
+            mSingleAccountMode = (accounts.length == 1);
+            if (mSingleAccountMode) {
+                mAccount = accounts[0];
+            }
+        } else {
+            mSingleAccountMode = (accountUuids.length == 1);
+            if (mSingleAccountMode) {
+                mAccount = prefs.getAccount(accountUuids[0]);
+            }
+        }
         mSingleFolderMode = mSingleAccountMode && (mSearch.getFolderNames().size() == 1);
 
-        if (mSingleAccountMode) {
-            Preferences prefs = Preferences.getPreferences(getApplicationContext());
-            mAccount = prefs.getAccount(accountUuids[0]);
-
-            if (mAccount != null && !mAccount.isAvailable(this)) {
-                Log.i(K9.LOG_TAG, "not opening MessageList of unavailable account");
-                onAccountUnavailable();
-                return;
-            }
+        if (mSingleAccountMode && (mAccount == null || !mAccount.isAvailable(this))) {
+            Log.i(K9.LOG_TAG, "not opening MessageList of unavailable account");
+            onAccountUnavailable();
+            return;
         }
 
         if (mSingleFolderMode) {