Move important notice version to resource

Bug: 10587358
Change-Id: Ie24fc6c53b15880f4ace991a25223056f03f5eda

java/res/values/strings-config-important-notice.xml

+<?xml version="1.0" encoding="utf-8"?>
+<!--
+/*
+**
+** Copyright 2014, 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.
+*/
+-->
+
+<resources>
+    <integer name="config_important_notice_version">0</integer>
+    <!-- TODO: Add important notice title and description string resources. -->
+</resources>

java/src/com/android/inputmethod/latin/utils/ImportantNoticeUtils.java

@@ -22,13 +22,11 @@ import android.provider.Settings;
 import android.provider.Settings.SettingNotFoundException;
 import android.util.Log;
 
+import com.android.inputmethod.latin.R;
+
 public final class ImportantNoticeUtils {
     private static final String TAG = ImportantNoticeUtils.class.getSimpleName();
 
-    // The current version number of an important notice.
-    // This number must be incremented whenever users should see a new important notice.
-    private static final int CURRENT_IMPORTANT_NOTICE_VERSION = 0;
-
     // {@link SharedPreferences} name to save the last important notice version that has been
     // displayed to users.
     private static final String PREFERENCE_NAME = "important_notice";
@@ -60,16 +58,20 @@ public final class ImportantNoticeUtils {
         return context.getSharedPreferences(PREFERENCE_NAME, Context.MODE_PRIVATE);
     }
 
+    private static int getCurrentImportantNoticeVersion(final Context context) {
+        return context.getResources().getInteger(R.integer.config_important_notice_version);
+    }
+
     public static boolean hasNewImportantNotice(final Context context) {
         final SharedPreferences prefs = getImportantNoticePreferences(context);
         final int lastVersion = prefs.getInt(KEY_IMPORTANT_NOTICE_VERSION, 0);
-        return CURRENT_IMPORTANT_NOTICE_VERSION > lastVersion;
+        return getCurrentImportantNoticeVersion(context) > lastVersion;
     }
 
     public static void updateLastImportantNoticeVersion(final Context context) {
         final SharedPreferences prefs = getImportantNoticePreferences(context);
         prefs.edit()
-                .putInt(KEY_IMPORTANT_NOTICE_VERSION, CURRENT_IMPORTANT_NOTICE_VERSION)
+                .putInt(KEY_IMPORTANT_NOTICE_VERSION, getCurrentImportantNoticeVersion(context))
                 .apply();
     }
 }