s2: import doze app from zl1

Change-Id: I23d429d0c41704a23d3a5717d5d42174c474a3a3

18 files changed, 954 insertions, 0 deletions

diff --git a/device.mk b/device.mk
index 05b2c39..e45cc27 100644
--- a/device.mk
+++ b/device.mk
@@ -165,6 +165,10 @@ PRODUCT_PROPERTY_OVERRIDES += \
     ro.opengles.version=196610 \
     ro.sf.lcd_density=420
 
+# Doze mode
+PRODUCT_PACKAGES += \
+    Doze
+
 # Ebtables
 PRODUCT_PACKAGES += \
     ebtables \
diff --git a/doze/Android.mk b/doze/Android.mk
new file mode 100644
index 0000000..4fba7d5
--- /dev/null
+++ b/doze/Android.mk
@@ -0,0 +1,37 @@
+LOCAL_PATH:= $(call my-dir)
+include $(CLEAR_VARS)
+
+LOCAL_MODULE_TAGS := optional
+
+LOCAL_SRC_FILES := $(call all-java-files-under, src)
+
+LOCAL_PACKAGE_NAME := Doze
+LOCAL_CERTIFICATE := platform
+LOCAL_PRIVILEGED_MODULE := true
+LOCAL_STATIC_JAVA_LIBRARIES := \
+    android-support-v4 \
+    android-support-v13 \
+    android-support-v7-recyclerview \
+    android-support-v7-preference \
+    android-support-v7-appcompat \
+    android-support-v14-preference \
+    org.cyanogenmod.platform.internal
+
+LOCAL_RESOURCE_DIR := \
+    $(LOCAL_PATH)/res \
+    $(LOCAL_PATH)/../../../../packages/resources/devicesettings/res \
+    frameworks/support/v7/preference/res \
+    frameworks/support/v14/preference/res \
+    frameworks/support/v7/appcompat/res \
+    frameworks/support/v7/recyclerview/res
+
+LOCAL_AAPT_FLAGS := --auto-add-overlay \
+    --extra-packages android.support.v7.preference:android.support.v14.preference:android.support.v17.preference:android.support.v7.appcompat:android.support.v7.recyclerview
+
+LOCAL_PROGUARD_FLAG_FILES := proguard.flags
+
+include frameworks/base/packages/SettingsLib/common.mk
+
+include $(BUILD_PACKAGE)
+
+include $(call all-makefiles-under,$(LOCAL_PATH))
diff --git a/doze/AndroidManifest.xml b/doze/AndroidManifest.xml
new file mode 100644
index 0000000..c9e953e
--- /dev/null
+++ b/doze/AndroidManifest.xml
@@ -0,0 +1,59 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright (C) 2015-2016 The CyanogenMod Project
+                   2017 The LineageOS 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.
+-->
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.cyanogenmod.settings.doze"
+    android:versionCode="1"
+    android:versionName="1.0"
+    android:sharedUserId="android.uid.system">
+
+    <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED"/>
+    <uses-permission android:name="android.permission.WAKE_LOCK" />
+
+    <protected-broadcast android:name="com.android.systemui.doze.pulse" />
+
+    <uses-sdk
+        android:minSdkVersion="24"
+        android:targetSdkVersion="24"/>
+
+    <application
+        android:label="@string/device_settings_app_name"
+        android:persistent="true">
+
+        <receiver android:name=".BootCompletedReceiver">
+            <intent-filter>
+                <action android:name="android.intent.action.BOOT_COMPLETED" />
+                <category android:name="android.intent.category.DEFAULT" />
+            </intent-filter>
+        </receiver>
+
+        <service android:name=".DozeService"
+                 android:permission="DozeService">
+        </service>
+
+        <activity
+            android:name=".DozeSettingsActivity"
+            android:label="@string/ambient_display_title"
+            android:theme="@style/Theme.Main">
+            <intent-filter>
+                <action android:name="org.cyanogenmod.settings.device.DOZE_SETTINGS" />
+                <category android:name="android.intent.category.DEFAULT" />
+            </intent-filter>
+        </activity>
+
+    </application>
+</manifest>
diff --git a/doze/proguard.flags b/doze/proguard.flags
new file mode 100644
index 0000000..7f3d4c7
--- /dev/null
+++ b/doze/proguard.flags
@@ -0,0 +1,8 @@
+-keepclasseswithmembers class * {
+    public <init>(android.content.Context, android.util.AttributeSet);
+}
+
+-keep class ** extends android.support.v14.preference.PreferenceFragment
+-keep class com.cyanogenmod.settings.doze.* {
+  *;
+}
diff --git a/doze/res/drawable/ic_settings_doze.xml b/doze/res/drawable/ic_settings_doze.xml
new file mode 100644
index 0000000..8386024
--- /dev/null
+++ b/doze/res/drawable/ic_settings_doze.xml
@@ -0,0 +1,51 @@
+<!--
+Copyright (C) 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.
+-->
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="64dp"
+        android:height="64dp"
+        android:viewportWidth="64"
+        android:viewportHeight="64">
+
+    <group
+            android:translateY="-988.583">
+        <path
+                android:fillColor="@android:color/white"
+                android:pathData="M15.0133
+1051.24c-1.3615-0.2479-2.37425-1.2789-2.57968-2.6262-0.06554-0.4298-0.06571-55.8484-0.00018-56.28
+0.09875-0.65024 0.367851-1.20544 0.812983-1.6773 0.402211-0.42637
+0.920053-0.7356 1.49909-0.8952l0.299302-0.0825h16.845 16.845l0.291174
+0.0804c1.24697 0.34447 2.13039 1.32473 2.32019 2.57456 0.06515 0.42898 0.06541
+55.8484 0.0003 56.28-0.188067 1.2461-1.07608 2.2305-2.32306 2.5752l-0.288567
+0.08h-16.755c-13.5267 0-16.7958
+0-16.9665-0.034zm29.8065-31.1862v-19.23h-12.99-12.99v19.23 19.23h12.99
+12.99v-19.23zm-13.459
+11.687c-1.03547-0.2354-1.77837-1.1208-1.83292-2.1845l-0.01654-0.3225h1.87175c1.02946
+0 2.10645 0.01 2.3933 0.02l0.521553 0.02-0.01945 0.253c-0.02847 0.3705-0.09559
+0.6134-0.267159 0.9672-0.135477 0.2794-0.18522 0.3474-0.439626 0.6013-0.31197
+0.3114-0.571617 0.4707-0.976866 0.5995-0.269196 0.085-0.949163 0.111-1.23404
+0.046zm-9.04096-4.1842v-0.6872l1.10534-1.0831 1.10534-1.0831
+0.02483-1.2072c0.01366-0.664 0.02781-2.213 0.03145-3.4422 0.007-2.3727
+0.01776-2.5909 0.162279-3.3 0.234013-1.1483 0.861931-2.2993 1.7263-3.1643
+0.762874-0.7634 1.91951-1.4813 3.00204-1.8633 0.262572-0.093 0.512691-0.1813
+0.555819-0.1969l0.07842-0.029 0.01577-0.426c0.01284-0.3469 0.03018-0.4706
+0.09332-0.666 0.197394-0.6109 0.642609-1.0525 1.21018-1.2004 0.365688-0.095
+0.860153-0.043 1.2089 0.1282 0.234414 0.1149 0.589851 0.4783 0.725931 0.7422
+0.171483 0.3325 0.207933 0.491 0.225975 0.9825 0.01148 0.3126 0.02671 0.4425
+0.0519 0.4425 0.01961 0 0.2844 0.088 0.588423 0.1954 2.74734 0.9715 4.21726
+2.7794 4.71985 5.805 0.171696 1.0336 0.211308 1.7926 0.259098 4.9646l0.03345
+2.22 1.10911 1.095 1.1091 1.095-0.0014 0.6825-0.0014 0.6825h-9.57-9.57v-0.6872z" />
+    </group>
+</vector>
diff --git a/doze/res/drawable/switchbar_background.xml b/doze/res/drawable/switchbar_background.xml
new file mode 100644
index 0000000..45f1578
--- /dev/null
+++ b/doze/res/drawable/switchbar_background.xml
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 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.
+-->
+
+<ripple xmlns:android="http://schemas.android.com/apk/res/android"
+    android:color="?android:attr/colorControlHighlight">
+    <item android:drawable="@color/switch_bar_background" />
+</ripple>
+
diff --git a/doze/res/layout/doze.xml b/doze/res/layout/doze.xml
new file mode 100644
index 0000000..941cdf6
--- /dev/null
+++ b/doze/res/layout/doze.xml
@@ -0,0 +1,28 @@
+<?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.
+*/
+-->
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+              android:orientation="vertical"
+              android:layout_height="match_parent"
+              android:layout_width="match_parent">
+
+    <include layout="@layout/switch_bar" />
+
+</LinearLayout>
+
diff --git a/doze/res/layout/switch_bar.xml b/doze/res/layout/switch_bar.xml
new file mode 100644
index 0000000..d25948b
--- /dev/null
+++ b/doze/res/layout/switch_bar.xml
@@ -0,0 +1,47 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- 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.
+-->
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/switch_bar"
+    android:layout_width="match_parent"
+    android:layout_height="?android:attr/actionBarSize"
+    android:background="@drawable/switchbar_background"
+    android:paddingStart="16dp"
+    android:paddingEnd="16dp"
+    android:clickable="true"
+    android:gravity="center">
+
+    <TextView android:id="@+id/switch_text"
+        android:layout_height="wrap_content"
+        android:layout_width="0dp"
+        android:layout_weight="1"
+        android:layout_gravity="center_vertical"
+        android:paddingStart="48dp"
+        android:maxLines="2"
+        android:ellipsize="end"
+        android:textAppearance="@android:style/TextAppearance.Material.Title"
+        android:textColor="?android:attr/textColorPrimaryInverse"
+        android:textAlignment="viewStart" />
+
+    <Switch
+        android:id="@android:id/switch_widget"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center_vertical"
+        android:background="@null"
+        android:theme="@style/ThemeOverlay.SwitchBar" />
+
+</LinearLayout>
diff --git a/doze/res/values/colors.xml b/doze/res/values/colors.xml
new file mode 100644
index 0000000..d598598
--- /dev/null
+++ b/doze/res/values/colors.xml
@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+/*  
+ * Copyright 2010, 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>
+    <color name="switch_bar_background">#ff37474f</color>
+    <color name="switch_accent_color">#ff7fcac3</color>
+    <color name="system_secondary_color">#ff37474F</color>
+</resources>
diff --git a/doze/res/values/styles.xml b/doze/res/values/styles.xml
new file mode 100644
index 0000000..f64a2b8
--- /dev/null
+++ b/doze/res/values/styles.xml
@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright (C) 2015-2016 The CyanogenMod Project
+                   2017 The LineageOS 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 xmlns:android="http://schemas.android.com/apk/res/android">
+    <style name="Theme.Main" parent="@android:style/Theme.Material.Settings">
+        <item name="preferenceTheme">@android:style/Theme.Material.Settings</item>
+    </style>
+
+    <style name="ThemeOverlay.SwitchBar" parent="@android:style/ThemeOverlay">
+        <item name="android:colorAccent">@color/switch_accent_color</item>
+    </style>
+
+    <style name="ThemeOverlay.SwitchBar.Secondary" parent="@android:style/ThemeOverlay">
+        <item name="android:colorAccent">@color/system_secondary_color</item>
+    </style>
+</resources>
diff --git a/doze/res/xml/doze_settings.xml b/doze/res/xml/doze_settings.xml
new file mode 100644
index 0000000..005c6ae
--- /dev/null
+++ b/doze/res/xml/doze_settings.xml
@@ -0,0 +1,49 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright (C) 2015 The CyanogenMod 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.
+-->
+<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <PreferenceCategory
+        android:key="tilt_sensor"
+        android:title="@string/tilt_sensor_title">
+
+        <SwitchPreference
+            android:key="gesture_pick_up"
+            android:defaultValue="false"
+            android:title="@string/pick_up_gesture_title"
+            android:summary="@string/pick_up_gesture_summary" />
+
+    </PreferenceCategory>
+
+    <PreferenceCategory
+        android:key="proximity_sensor"
+        android:title="@string/proximity_sensor_title">
+
+        <SwitchPreference
+            android:key="gesture_hand_wave"
+            android:defaultValue="false"
+            android:title="@string/hand_wave_gesture_title"
+            android:summary="@string/hand_wave_gesture_summary" />
+
+        <SwitchPreference
+            android:key="gesture_pocket"
+            android:defaultValue="false"
+            android:title="@string/pocket_gesture_title"
+            android:summary="@string/pocket_gesture_summary" />
+
+    </PreferenceCategory>
+
+</PreferenceScreen>
diff --git a/doze/src/com/cyanogenmod/settings/doze/BootCompletedReceiver.java b/doze/src/com/cyanogenmod/settings/doze/BootCompletedReceiver.java
new file mode 100644
index 0000000..72e8268
--- /dev/null
+++ b/doze/src/com/cyanogenmod/settings/doze/BootCompletedReceiver.java
@@ -0,0 +1,37 @@
+/*
+ * Copyright (c) 2015 The CyanogenMod 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.cyanogenmod.settings.doze;
+
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.util.Log;
+
+public class BootCompletedReceiver extends BroadcastReceiver {
+
+    private static final boolean DEBUG = false;
+    private static final String TAG = "Doze";
+
+    @Override
+    public void onReceive(final Context context, Intent intent) {
+        if (Utils.isDozeEnabled(context) && Utils.sensorsEnabled(context)) {
+            if (DEBUG) Log.d(TAG, "Starting service");
+            Utils.startService(context);
+        }
+    }
+
+}
diff --git a/doze/src/com/cyanogenmod/settings/doze/DozeService.java b/doze/src/com/cyanogenmod/settings/doze/DozeService.java
new file mode 100644
index 0000000..2ee79bf
--- /dev/null
+++ b/doze/src/com/cyanogenmod/settings/doze/DozeService.java
@@ -0,0 +1,97 @@
+/*
+ * Copyright (c) 2015 The CyanogenMod 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.cyanogenmod.settings.doze;
+
+import android.app.Service;
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.os.IBinder;
+import android.util.Log;
+
+public class DozeService extends Service {
+    private static final String TAG = "DozeService";
+    private static final boolean DEBUG = false;
+
+    private ProximitySensor mProximitySensor;
+    private TiltSensor mTiltSensor;
+
+    @Override
+    public void onCreate() {
+        if (DEBUG) Log.d(TAG, "Creating service");
+        mProximitySensor = new ProximitySensor(this);
+        mTiltSensor = new TiltSensor(this);
+
+        IntentFilter screenStateFilter = new IntentFilter(Intent.ACTION_SCREEN_ON);
+        screenStateFilter.addAction(Intent.ACTION_SCREEN_OFF);
+        registerReceiver(mScreenStateReceiver, screenStateFilter);
+    }
+
+    @Override
+    public int onStartCommand(Intent intent, int flags, int startId) {
+        if (DEBUG) Log.d(TAG, "Starting service");
+        return START_STICKY;
+    }
+
+    @Override
+    public void onDestroy() {
+        if (DEBUG) Log.d(TAG, "Destroying service");
+        super.onDestroy();
+        this.unregisterReceiver(mScreenStateReceiver);
+        mProximitySensor.disable();
+        mTiltSensor.disable();
+    }
+
+    @Override
+    public IBinder onBind(Intent intent) {
+        return null;
+    }
+
+    private void onDisplayOn() {
+        if (DEBUG) Log.d(TAG, "Display on");
+        if (Utils.pickUpEnabled(this)) {
+            mTiltSensor.disable();
+        }
+        if (Utils.handwaveGestureEnabled(this) ||
+                Utils.pocketGestureEnabled(this)) {
+            mProximitySensor.disable();
+        }
+    }
+
+    private void onDisplayOff() {
+        if (DEBUG) Log.d(TAG, "Display off");
+        if (Utils.pickUpEnabled(this)) {
+            mTiltSensor.enable();
+        }
+        if (Utils.handwaveGestureEnabled(this) ||
+                Utils.pocketGestureEnabled(this)) {
+            mProximitySensor.enable();
+        }
+    }
+
+    private BroadcastReceiver mScreenStateReceiver = new BroadcastReceiver() {
+        @Override
+        public void onReceive(Context context, Intent intent) {
+            if (intent.getAction().equals(Intent.ACTION_SCREEN_ON)) {
+                onDisplayOn();
+            } else if (intent.getAction().equals(Intent.ACTION_SCREEN_OFF)) {
+                onDisplayOff();
+            }
+        }
+    };
+}
diff --git a/doze/src/com/cyanogenmod/settings/doze/DozeSettingsActivity.java b/doze/src/com/cyanogenmod/settings/doze/DozeSettingsActivity.java
new file mode 100644
index 0000000..7e3620a
--- /dev/null
+++ b/doze/src/com/cyanogenmod/settings/doze/DozeSettingsActivity.java
@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 2015-2016 The CyanogenMod Project
+ *               2017 The LineageOS 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.cyanogenmod.settings.doze;
+
+import android.os.Bundle;
+import android.view.MenuItem;
+
+import com.android.settingslib.drawer.SettingsDrawerActivity;
+
+public class DozeSettingsActivity extends SettingsDrawerActivity {
+
+    private static final String TAG_DOZE = "doze";
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        setContentView(R.layout.doze);
+        getActionBar().setDisplayHomeAsUpEnabled(true);
+        getFragmentManager().beginTransaction().replace(R.id.content_frame,
+                new DozeSettingsFragment(), TAG_DOZE).commit();
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        switch (item.getItemId()) {
+            case android.R.id.home:
+                onBackPressed();
+                return true;
+        }
+        return super.onOptionsItemSelected(item);
+    }
+}
diff --git a/doze/src/com/cyanogenmod/settings/doze/DozeSettingsFragment.java b/doze/src/com/cyanogenmod/settings/doze/DozeSettingsFragment.java
new file mode 100644
index 0000000..6aff232
--- /dev/null
+++ b/doze/src/com/cyanogenmod/settings/doze/DozeSettingsFragment.java
@@ -0,0 +1,149 @@
+/*
+ * Copyright (C) 2015 The CyanogenMod Project
+ *               2017 The LineageOS 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.cyanogenmod.settings.doze;
+
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.app.DialogFragment;
+import android.content.Context;
+import android.content.DialogInterface;
+import android.content.SharedPreferences;
+import android.database.ContentObserver;
+import android.os.Bundle;
+import android.os.Handler;
+import android.support.v14.preference.PreferenceFragment;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceChangeListener;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.CompoundButton;
+import android.widget.Switch;
+import android.widget.TextView;
+
+public class DozeSettingsFragment extends PreferenceFragment implements OnPreferenceChangeListener,
+        CompoundButton.OnCheckedChangeListener {
+
+    private TextView mTextView;
+
+    private SwitchPreference mPickUpPreference;
+    private SwitchPreference mHandwavePreference;
+    private SwitchPreference mPocketPreference;
+
+    @Override
+    public void onCreatePreferences(Bundle savedInstanceState, String rootKey) {
+        addPreferencesFromResource(R.xml.doze_settings);
+
+        SharedPreferences prefs = getActivity().getSharedPreferences("doze_settings",
+                Activity.MODE_PRIVATE);
+        if (savedInstanceState == null && !prefs.getBoolean("first_help_shown", false)) {
+            showHelp();
+        }
+
+        boolean dozeEnabled = Utils.isDozeEnabled(getActivity());
+
+        mPickUpPreference = (SwitchPreference) findPreference(Utils.GESTURE_PICK_UP_KEY);
+        mPickUpPreference.setEnabled(dozeEnabled);
+
+        mHandwavePreference = (SwitchPreference) findPreference(Utils.GESTURE_HAND_WAVE_KEY);
+        mHandwavePreference.setEnabled(dozeEnabled);
+
+        mPocketPreference = (SwitchPreference) findPreference(Utils.GESTURE_POCKET_KEY);
+        mPocketPreference.setEnabled(dozeEnabled);
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState) {
+        final View view = LayoutInflater.from(getContext()).inflate(R.layout.doze, container, false);
+        ((ViewGroup) view).addView(super.onCreateView(inflater, container, savedInstanceState));
+        return view;
+    }
+
+    @Override
+    public void onViewCreated(View view, Bundle savedInstanceState) {
+        super.onViewCreated(view, savedInstanceState);
+
+        boolean dozeEnabled = Utils.isDozeEnabled(getActivity());
+
+        mTextView = (TextView) view.findViewById(R.id.switch_text);
+        mTextView.setText(getString(dozeEnabled ?
+                R.string.switch_bar_on : R.string.switch_bar_off));
+
+        View switchBar = view.findViewById(R.id.switch_bar);
+        Switch switchWidget = (Switch) switchBar.findViewById(android.R.id.switch_widget);
+        switchWidget.setChecked(dozeEnabled);
+        switchWidget.setOnCheckedChangeListener(this);
+
+        switchBar.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                switchWidget.setChecked(!switchWidget.isChecked());
+            }
+        });
+    }
+
+    @Override
+    public boolean onPreferenceChange(Preference preference, Object newValue) {
+        Utils.checkDozeService(getActivity());
+        return true;
+    }
+
+    @Override
+    public void onCheckedChanged(CompoundButton compoundButton, boolean b) {
+        Utils.enableDoze(b, getActivity());
+        Utils.checkDozeService(getActivity());
+
+        mTextView.setText(getString(b ? R.string.switch_bar_on : R.string.switch_bar_off));
+
+        mPickUpPreference.setEnabled(b);
+        mHandwavePreference.setEnabled(b);
+        mPocketPreference.setEnabled(b);
+    }
+
+    private static class HelpDialogFragment extends DialogFragment {
+        @Override
+        public Dialog onCreateDialog(Bundle savedInstanceState) {
+            return new AlertDialog.Builder(getActivity())
+                    .setTitle(R.string.doze_settings_help_title)
+                    .setMessage(R.string.doze_settings_help_text)
+                    .setNegativeButton(R.string.dialog_ok, new DialogInterface.OnClickListener() {
+                        @Override
+                        public void onClick(DialogInterface dialog, int which) {
+                            dialog.cancel();
+                        }
+                    })
+                    .create();
+        }
+
+        @Override
+        public void onCancel(DialogInterface dialog) {
+            getActivity().getSharedPreferences("doze_settings", Activity.MODE_PRIVATE)
+                    .edit()
+                    .putBoolean("first_help_shown", true)
+                    .commit();
+        }
+    }
+
+    private void showHelp() {
+        HelpDialogFragment fragment = new HelpDialogFragment();
+        fragment.show(getFragmentManager(), "help_dialog");
+    }
+}
diff --git a/doze/src/com/cyanogenmod/settings/doze/ProximitySensor.java b/doze/src/com/cyanogenmod/settings/doze/ProximitySensor.java
new file mode 100644
index 0000000..31fe15d
--- /dev/null
+++ b/doze/src/com/cyanogenmod/settings/doze/ProximitySensor.java
@@ -0,0 +1,91 @@
+/*
+ * Copyright (c) 2015 The CyanogenMod Project
+ * Copyright (C) 2017 The LineageOS 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.cyanogenmod.settings.doze;
+
+import android.content.Context;
+import android.hardware.Sensor;
+import android.hardware.SensorEvent;
+import android.hardware.SensorEventListener;
+import android.hardware.SensorManager;
+import android.util.Log;
+
+public class ProximitySensor implements SensorEventListener {
+
+    private static final boolean DEBUG = false;
+    private static final String TAG = "ProximitySensor";
+
+    // Maximum time for the hand to cover the sensor: 1s
+    private static final int HANDWAVE_MAX_DELTA_NS = 1000 * 1000 * 1000;
+
+    // Minimum time until the device is considered to have been in the pocket: 2s
+    private static final int POCKET_MIN_DELTA_NS = 2000 * 1000 * 1000;
+
+    private SensorManager mSensorManager;
+    private Sensor mSensor;
+    private Context mContext;
+
+    private boolean mSawNear = false;
+    private long mInPocketTime = 0;
+
+    public ProximitySensor(Context context) {
+        mContext = context;
+        mSensorManager = (SensorManager) mContext.getSystemService(Context.SENSOR_SERVICE);
+        mSensor = mSensorManager.getDefaultSensor(Sensor.TYPE_PROXIMITY);
+    }
+
+    @Override
+    public void onSensorChanged(SensorEvent event) {
+        boolean isNear = event.values[0] < mSensor.getMaximumRange();
+        if (mSawNear && !isNear) {
+            if (shouldPulse(event.timestamp)) {
+                Utils.launchDozePulse(mContext);
+            }
+        } else {
+            mInPocketTime = event.timestamp;
+        }
+        mSawNear = isNear;
+    }
+
+    private boolean shouldPulse(long timestamp) {
+        long delta = timestamp - mInPocketTime;
+
+        if (Utils.handwaveGestureEnabled(mContext) && Utils.pocketGestureEnabled(mContext)) {
+            return true;
+        } else if (Utils.handwaveGestureEnabled(mContext)) {
+            return delta < HANDWAVE_MAX_DELTA_NS;
+        } else if (Utils.pocketGestureEnabled(mContext)) {
+            return delta >= POCKET_MIN_DELTA_NS;
+        }
+        return false;
+    }
+
+    @Override
+    public void onAccuracyChanged(Sensor sensor, int accuracy) {
+        /* Empty */
+    }
+
+    protected void enable() {
+        if (DEBUG) Log.d(TAG, "Enabling");
+        mSensorManager.registerListener(this, mSensor, SensorManager.SENSOR_DELAY_NORMAL);
+    }
+
+    protected void disable() {
+        if (DEBUG) Log.d(TAG, "Disabling");
+        mSensorManager.unregisterListener(this, mSensor);
+    }
+}
diff --git a/doze/src/com/cyanogenmod/settings/doze/TiltSensor.java b/doze/src/com/cyanogenmod/settings/doze/TiltSensor.java
new file mode 100644
index 0000000..b3316e8
--- /dev/null
+++ b/doze/src/com/cyanogenmod/settings/doze/TiltSensor.java
@@ -0,0 +1,80 @@
+/*
+ * Copyright (c) 2015 The CyanogenMod Project
+ * Copyright (C) 2017 The LineageOS 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.cyanogenmod.settings.doze;
+
+import android.content.Context;
+import android.hardware.Sensor;
+import android.hardware.SensorEvent;
+import android.hardware.SensorEventListener;
+import android.hardware.SensorManager;
+import android.os.SystemClock;
+import android.util.Log;
+
+public class TiltSensor implements SensorEventListener {
+
+    private static final boolean DEBUG = false;
+    private static final String TAG = "TiltSensor";
+
+    private static final int BATCH_LATENCY_IN_MS = 100;
+    private static final int MIN_PULSE_INTERVAL_MS = 2500;
+
+    private SensorManager mSensorManager;
+    private Sensor mSensor;
+    private Context mContext;
+
+    private long mEntryTimestamp;
+
+    public TiltSensor(Context context) {
+        mContext = context;
+        mSensorManager = (SensorManager) mContext.getSystemService(Context.SENSOR_SERVICE);
+        mSensor = mSensorManager.getDefaultSensor(Sensor.TYPE_TILT_DETECTOR);
+    }
+
+    @Override
+    public void onSensorChanged(SensorEvent event) {
+        if (DEBUG) Log.d(TAG, "Got sensor event: " + event.values[0]);
+
+        long delta = SystemClock.elapsedRealtime() - mEntryTimestamp;
+        if (delta < MIN_PULSE_INTERVAL_MS) {
+            return;
+        } else {
+            mEntryTimestamp = SystemClock.elapsedRealtime();
+        }
+
+        if (event.values[0] == 1) {
+            Utils.launchDozePulse(mContext);
+        }
+    }
+
+    @Override
+    public void onAccuracyChanged(Sensor sensor, int accuracy) {
+        /* Empty */
+    }
+
+    protected void enable() {
+        if (DEBUG) Log.d(TAG, "Enabling");
+        mSensorManager.registerListener(this, mSensor,
+                SensorManager.SENSOR_DELAY_NORMAL, BATCH_LATENCY_IN_MS * 1000);
+        mEntryTimestamp = SystemClock.elapsedRealtime();
+    }
+
+    protected void disable() {
+        if (DEBUG) Log.d(TAG, "Disabling");
+        mSensorManager.unregisterListener(this, mSensor);
+    }
+}
diff --git a/doze/src/com/cyanogenmod/settings/doze/Utils.java b/doze/src/com/cyanogenmod/settings/doze/Utils.java
new file mode 100644
index 0000000..65f1d99
--- /dev/null
+++ b/doze/src/com/cyanogenmod/settings/doze/Utils.java
@@ -0,0 +1,95 @@
+/*
+ * Copyright (c) 2015 The CyanogenMod Project
+ *               2017 The LineageOS 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.cyanogenmod.settings.doze;
+
+import android.content.Context;
+import android.content.Intent;
+import android.os.UserHandle;
+import android.support.v7.preference.PreferenceManager;
+import android.provider.Settings;
+import android.util.Log;
+
+import static android.provider.Settings.Secure.DOZE_ENABLED;
+
+public final class Utils {
+
+    private static final String TAG = "DozeUtils";
+    private static final boolean DEBUG = false;
+
+    private static final String DOZE_INTENT = "com.android.systemui.doze.pulse";
+
+    protected static final String GESTURE_PICK_UP_KEY = "gesture_pick_up";
+    protected static final String GESTURE_HAND_WAVE_KEY = "gesture_hand_wave";
+    protected static final String GESTURE_POCKET_KEY = "gesture_pocket";
+
+    protected static void startService(Context context) {
+        if (DEBUG) Log.d(TAG, "Starting service");
+        context.startServiceAsUser(new Intent(context, DozeService.class),
+                UserHandle.CURRENT);
+    }
+
+    protected static void stopService(Context context) {
+        if (DEBUG) Log.d(TAG, "Stopping service");
+        context.stopServiceAsUser(new Intent(context, DozeService.class),
+                UserHandle.CURRENT);
+    }
+
+    protected static void checkDozeService(Context context) {
+        if (isDozeEnabled(context) && sensorsEnabled(context)) {
+            startService(context);
+        } else {
+            stopService(context);
+        }
+    }
+
+    protected static boolean isDozeEnabled(Context context) {
+        return Settings.Secure.getInt(context.getContentResolver(),
+                DOZE_ENABLED, 1) != 0;
+    }
+
+    protected static boolean enableDoze(boolean enable, Context context) {
+        return Settings.Secure.putInt(context.getContentResolver(),
+                DOZE_ENABLED, enable ? 1 : 0);
+    }
+
+    protected static void launchDozePulse(Context context) {
+        if (DEBUG) Log.d(TAG, "Launch doze pulse");
+        context.sendBroadcastAsUser(new Intent(DOZE_INTENT),
+                new UserHandle(UserHandle.USER_CURRENT));
+    }
+
+    protected static boolean pickUpEnabled(Context context) {
+        return PreferenceManager.getDefaultSharedPreferences(context)
+                .getBoolean(GESTURE_PICK_UP_KEY, false);
+    }
+
+    protected static boolean handwaveGestureEnabled(Context context) {
+        return PreferenceManager.getDefaultSharedPreferences(context)
+                .getBoolean(GESTURE_HAND_WAVE_KEY, false);
+    }
+
+    protected static boolean pocketGestureEnabled(Context context) {
+        return PreferenceManager.getDefaultSharedPreferences(context)
+                .getBoolean(GESTURE_POCKET_KEY, false);
+    }
+
+    protected static boolean sensorsEnabled(Context context) {
+        return pickUpEnabled(context) || handwaveGestureEnabled(context)
+                || pocketGestureEnabled(context);
+    }
+}