3 files changed, 20 insertions, 6 deletions
diff --git a/java/res/values/donottranslate.xml b/java/res/values/donottranslate.xml
index aefaec9ef..1f7736d9c 100644
--- a/java/res/values/donottranslate.xml
+++ b/java/res/values/donottranslate.xml
@@ -166,4 +166,5 @@
     <string name="dictionary_pack_package_name">com.google.android.inputmethod.latin.dictionarypack</string>
     <string name="dictionary_pack_settings_activity">com.google.android.inputmethod.latin.dictionarypack.DictionarySettingsActivity</string>
     <string name="settings_ms">ms</string>
+    <string name="settings_warning_researcher_mode">Attention!  You are using the special keyboard for research purposes.</string>
 </resources>
diff --git a/java/src/com/android/inputmethod/latin/LatinImeLogger.java b/java/src/com/android/inputmethod/latin/LatinImeLogger.java
index ae8eb374b..9903209dd 100644
--- a/java/src/com/android/inputmethod/latin/LatinImeLogger.java
+++ b/java/src/com/android/inputmethod/latin/LatinImeLogger.java
@@ -78,4 +78,8 @@ public class LatinImeLogger implements SharedPreferences.OnSharedPreferenceChang
 
     public static void onPrintAllUsabilityStudyLogs() {
     }
+
+    public static boolean isResearcherPackage() {
+        return false;
+    }
 }
diff --git a/java/src/com/android/inputmethod/latin/Settings.java b/java/src/com/android/inputmethod/latin/Settings.java
index 27003280c..9f2f317c3 100644
--- a/java/src/com/android/inputmethod/latin/Settings.java
+++ b/java/src/com/android/inputmethod/latin/Settings.java
@@ -242,12 +242,21 @@ public class Settings extends InputMethodSettingsActivity
             textCorrectionGroup.removePreference(dictionaryLink);
         }
 
-        final boolean showUsabilityModeStudyOption = res.getBoolean(
-                R.bool.config_enable_usability_study_mode_option);
-        if (!showUsabilityModeStudyOption || !ENABLE_EXPERIMENTAL_SETTINGS) {
-            final Preference pref = findPreference(PREF_USABILITY_STUDY_MODE);
-            if (pref != null) {
-                miscSettings.removePreference(pref);
+        final boolean isResearcherPackage = LatinImeLogger.isResearcherPackage();
+        final boolean showUsabilityStudyModeOption =
+                res.getBoolean(R.bool.config_enable_usability_study_mode_option)
+                        || isResearcherPackage || ENABLE_EXPERIMENTAL_SETTINGS;
+        final Preference usabilityStudyPref = findPreference(PREF_USABILITY_STUDY_MODE);
+        if (!showUsabilityStudyModeOption) {
+            if (usabilityStudyPref != null) {
+                miscSettings.removePreference(usabilityStudyPref);
+            }
+        }
+        if (isResearcherPackage) {
+            if (usabilityStudyPref instanceof CheckBoxPreference) {
+                CheckBoxPreference checkbox = (CheckBoxPreference)usabilityStudyPref;
+                checkbox.setChecked(prefs.getBoolean(PREF_USABILITY_STUDY_MODE, true));
+                checkbox.setSummary(R.string.settings_warning_researcher_mode);
             }
         }