1 files changed, 70 insertions, 0 deletions
diff --git a/src/com/android/settings/display/LiftToWakePreferenceController.java b/src/com/android/settings/display/LiftToWakePreferenceController.java
new file mode 100644
index 0000000000..0b573cf827
--- /dev/null
+++ b/src/com/android/settings/display/LiftToWakePreferenceController.java
@@ -0,0 +1,70 @@
+/*
+ * Copyright (C) 2016 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.settings.display;
+
+import android.content.Context;
+import android.hardware.Sensor;
+import android.hardware.SensorManager;
+import android.provider.Settings;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceScreen;
+
+import com.android.settings.core.PreferenceController;
+
+import static android.provider.Settings.Secure.WAKE_GESTURE_ENABLED;
+
+public class LiftToWakePreferenceController extends PreferenceController implements
+        Preference.OnPreferenceChangeListener {
+
+    private static final String KEY_LIFT_TO_WAKE = "lift_to_wake";
+
+    public LiftToWakePreferenceController(Context context) {
+        super(context);
+    }
+
+    @Override
+    protected boolean isAvailable() {
+        SensorManager sensors = (SensorManager) mContext.getSystemService(Context.SENSOR_SERVICE);
+        return sensors != null && sensors.getDefaultSensor(Sensor.TYPE_WAKE_GESTURE) != null;
+    }
+
+    @Override
+    protected String getPreferenceKey() {
+        return KEY_LIFT_TO_WAKE;
+    }
+
+    @Override
+    public boolean handlePreferenceTreeClick(Preference preference) {
+        return false;
+    }
+
+    @Override
+    public boolean onPreferenceChange(Preference preference, Object newValue) {
+        boolean value = (Boolean) newValue;
+        Settings.Secure.putInt(mContext.getContentResolver(), WAKE_GESTURE_ENABLED, value ? 1 : 0);
+        return true;
+    }
+
+    @Override
+    public void updateState(PreferenceScreen screen) {
+        final SwitchPreference pref = (SwitchPreference) screen.findPreference(KEY_LIFT_TO_WAKE);
+        // Update lift-to-wake if it is available.
+        if (pref != null) {
+            int value =
+                    Settings.Secure.getInt(mContext.getContentResolver(), WAKE_GESTURE_ENABLED, 0);
+            pref.setChecked(value != 0);
+        }
+    }
+}