Add in settings menu in Welcome.

This will avoid cases where the user is permanently stuck, if we fail to
error out when a failed sync occurs or for any reason.

Bug: 5032763
Change-Id: Ib82a62add767d13dc844a90e5ea4147d3ada59dd

res/menu/welcome.xml

@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2011 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<!-- Menu items for the "Welcome" screen when the user is waiting for initial
+     sync -->
+
+<menu xmlns:android="http://schemas.android.com/apk/res/android">
+    <item
+        android:id="@+id/account_settings"
+        android:title="@string/settings_action"
+        android:icon="@android:drawable/ic_menu_preferences"
+    />
+</menu>
+

src/com/android/email/activity/Welcome.java

@@ -24,11 +24,14 @@ import android.os.Bundle;
 import android.text.TextUtils;
 import android.util.Log;
 import android.view.LayoutInflater;
+import android.view.Menu;
+import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup.LayoutParams;
 
 import com.android.email.Email;
 import com.android.email.R;
+import com.android.email.activity.setup.AccountSettings;
 import com.android.email.activity.setup.AccountSetupBasics;
 import com.android.email.service.EmailServiceUtils;
 import com.android.email.service.MailService;
@@ -197,6 +200,27 @@ public class Welcome extends Activity {
         Email.setNotifyUiAccountsChanged(false);
     }
 
+    @Override
+    public boolean onCreateOptionsMenu(Menu menu) {
+        // Only create the menu if we had to stop and show a loading spinner - otherwise
+        // this is a transient activity with no UI.
+        if (mInboxFinder == null) {
+            return super.onCreateOptionsMenu(menu);
+        }
+
+        getMenuInflater().inflate(R.menu.welcome, menu);
+        return true;
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        if (item.getItemId() == R.id.account_settings) {
+            AccountSettings.actionSettings(this, mAccountId);
+            return true;
+        }
+        return super.onOptionsItemSelected(item);
+    }
+
     @Override
     protected void onStop() {
         // Cancel all running tasks.
@@ -258,6 +282,7 @@ public class Welcome extends Activity {
                 R.layout.waiting_for_sync_message, null);
         addContentView(mWaitingForSyncView, new LayoutParams(
                 LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT));
+        invalidateOptionsMenu();
     }
 
     /**