2 files changed, 62 insertions, 0 deletions
diff --git a/java/src/com/android/inputmethod/latin/utils/FragmentUtils.java b/java/src/com/android/inputmethod/latin/utils/FragmentUtils.java
new file mode 100644
index 000000000..ee2b97b2a
--- /dev/null
+++ b/java/src/com/android/inputmethod/latin/utils/FragmentUtils.java
@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2013 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.
+ */
+
+package com.android.inputmethod.latin.utils;
+
+import com.android.inputmethod.dictionarypack.DictionarySettingsFragment;
+import com.android.inputmethod.latin.about.AboutPreferences;
+import com.android.inputmethod.latin.settings.AdditionalSubtypeSettings;
+import com.android.inputmethod.latin.settings.DebugSettings;
+import com.android.inputmethod.latin.settings.SettingsFragment;
+import com.android.inputmethod.latin.spellcheck.SpellCheckerSettingsFragment;
+import com.android.inputmethod.latin.userdictionary.UserDictionaryAddWordFragment;
+import com.android.inputmethod.latin.userdictionary.UserDictionaryList;
+import com.android.inputmethod.latin.userdictionary.UserDictionaryLocalePicker;
+import com.android.inputmethod.latin.userdictionary.UserDictionarySettings;
+import com.android.inputmethod.research.FeedbackFragment;
+
+import java.util.HashSet;
+
+public class FragmentUtils {
+    private static final HashSet<String> sLatinImeFragments = new HashSet<String>();
+    static {
+        sLatinImeFragments.add(DictionarySettingsFragment.class.getName());
+        sLatinImeFragments.add(AboutPreferences.class.getName());
+        sLatinImeFragments.add(AdditionalSubtypeSettings.class.getName());
+        sLatinImeFragments.add(DebugSettings.class.getName());
+        sLatinImeFragments.add(SettingsFragment.class.getName());
+        sLatinImeFragments.add(SpellCheckerSettingsFragment.class.getName());
+        sLatinImeFragments.add(UserDictionaryAddWordFragment.class.getName());
+        sLatinImeFragments.add(UserDictionaryList.class.getName());
+        sLatinImeFragments.add(UserDictionaryLocalePicker.class.getName());
+        sLatinImeFragments.add(UserDictionarySettings.class.getName());
+        sLatinImeFragments.add(FeedbackFragment.class.getName());
+    }
+
+    public static boolean isValidFragment(String fragmentName) {
+        return sLatinImeFragments.contains(fragmentName);
+    }
+}
diff --git a/java/src/com/android/inputmethod/latin/utils/StringUtils.java b/java/src/com/android/inputmethod/latin/utils/StringUtils.java
index 121aecf0f..a36548392 100644
--- a/java/src/com/android/inputmethod/latin/utils/StringUtils.java
+++ b/java/src/com/android/inputmethod/latin/utils/StringUtils.java
@@ -48,6 +48,16 @@ public final class StringUtils {
         return text.codePointCount(0, text.length());
     }
 
+    public static String newSingleCodePointString(int codePoint) {
+        if (Character.charCount(codePoint) == 1) {
+            // Optimization: avoid creating an temporary array for characters that are
+            // represented by a single char value
+            return String.valueOf((char) codePoint);
+        }
+        // For surrogate pair
+        return new String(Character.toChars(codePoint));
+    }
+
     public static boolean containsInArray(final String text, final String[] array) {
         for (final String element : array) {
             if (text.equals(element)) return true;