Preserve account selection on rotating the device in Chromoting Android app

This uses a different method of reloading the accounts spinner if the
device is rotated.

R=jamiewalch@chromium.org

Review URL: https://codereview.chromium.org/213823003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@259770 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 6 insertions, 4 deletions

diff --git a/remoting/android/java/src/org/chromium/chromoting/Chromoting.java b/remoting/android/java/src/org/chromium/chromoting/Chromoting.java
index 9a477b0..d89b92c 100644
--- a/remoting/android/java/src/org/chromium/chromoting/Chromoting.java
+++ b/remoting/android/java/src/org/chromium/chromoting/Chromoting.java
@@ -61,6 +61,9 @@ public class Chromoting extends Activity implements JniInterface.ConnectionListe
     /** List of accounts on the system. */
     private Account[] mAccounts;
 
+    /** SpinnerAdapter used in the action bar for selecting accounts. */
+    private AccountsAdapter mAccountsAdapter;
+
     /** Account auth token. */
     private String mToken;
 
@@ -191,9 +194,9 @@ public class Chromoting extends Activity implements JniInterface.ConnectionListe
             getActionBar().setTitle(R.string.mode_me2me);
             getActionBar().setSubtitle(mAccount.name);
         } else {
-            AccountsAdapter adapter = new AccountsAdapter(this, mAccounts);
+            mAccountsAdapter = new AccountsAdapter(this, mAccounts);
             getActionBar().setNavigationMode(ActionBar.NAVIGATION_MODE_LIST);
-            getActionBar().setListNavigationCallbacks(adapter, this);
+            getActionBar().setListNavigationCallbacks(mAccountsAdapter, this);
             getActionBar().setSelectedNavigationItem(index);
         }
 
@@ -215,8 +218,7 @@ public class Chromoting extends Activity implements JniInterface.ConnectionListe
         // Reload the spinner resources, since the font sizes are dependent on the screen
         // orientation.
         if (mAccounts.length != 1) {
-            AccountsAdapter adapter = new AccountsAdapter(this, mAccounts);
-            getActionBar().setListNavigationCallbacks(adapter, this);
+            mAccountsAdapter.notifyDataSetChanged();
         }
     }