z2_plus: Add doze

6 files changed, 552 insertions, 0 deletions

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..e1b2b50
--- /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 = "ZukDoze";
+
+    @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/DozeSettings.java b/doze/src/com/cyanogenmod/settings/doze/DozeSettings.java
new file mode 100644
index 0000000..2e179bc
--- /dev/null
+++ b/doze/src/com/cyanogenmod/settings/doze/DozeSettings.java
@@ -0,0 +1,148 @@
+/*
+ * 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.ActionBar;
+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.os.Bundle;
+import android.preference.Preference;
+import android.preference.Preference.OnPreferenceChangeListener;
+import android.preference.PreferenceActivity;
+import android.preference.PreferenceScreen;
+import android.preference.SwitchPreference;
+import android.provider.Settings;
+import android.view.Menu;
+import android.view.MenuItem;
+
+public class DozeSettings extends PreferenceActivity implements OnPreferenceChangeListener {
+
+    private Context mContext;
+    private SharedPreferences mPreferences;
+
+    private SwitchPreference mAmbientDisplayPreference;
+    private SwitchPreference mPickUpPreference;
+    private SwitchPreference mHandwavePreference;
+    private SwitchPreference mPocketPreference;
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        addPreferencesFromResource(R.xml.doze_settings);
+        mContext = getApplicationContext();
+        boolean dozeEnabled = Utils.isDozeEnabled(mContext);
+
+        // get shared preference
+        mPreferences = mContext.getSharedPreferences("doze_settings", Activity.MODE_PRIVATE);
+        if (savedInstanceState == null && !mPreferences.getBoolean("first_help_shown", false)) {
+            showHelp();
+        }
+
+        mAmbientDisplayPreference =
+            (SwitchPreference) findPreference(Utils.AMBIENT_DISPLAY_KEY);
+        // Read from DOZE_ENABLED secure setting
+        mAmbientDisplayPreference.setChecked(dozeEnabled);
+        mAmbientDisplayPreference.setOnPreferenceChangeListener(this);
+
+        mPickUpPreference =
+            (SwitchPreference) findPreference(Utils.PICK_UP_KEY);
+        mPickUpPreference.setOnPreferenceChangeListener(this);
+
+        mHandwavePreference =
+            (SwitchPreference) findPreference(Utils.GESTURE_HAND_WAVE_KEY);
+        mHandwavePreference.setOnPreferenceChangeListener(this);
+
+        mPocketPreference =
+            (SwitchPreference) findPreference(Utils.GESTURE_POCKET_KEY);
+        mPocketPreference.setOnPreferenceChangeListener(this);
+
+        final ActionBar actionBar = getActionBar();
+        actionBar.setDisplayHomeAsUpEnabled(true);
+    }
+
+    @Override
+    protected void onResume() {
+        super.onResume();
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        if (item.getItemId() == android.R.id.home) {
+            onBackPressed();
+            return true;
+        }
+        return false;
+    }
+
+    @Override
+    public boolean onPreferenceChange(Preference preference, Object newValue) {
+        final String key = preference.getKey();
+        final boolean value = (Boolean) newValue;
+        if (Utils.AMBIENT_DISPLAY_KEY.equals(key)) {
+            mAmbientDisplayPreference.setChecked(value);
+            Utils.enableDoze(value, mContext);
+            return true;
+        } else if (Utils.PICK_UP_KEY.equals(key)) {
+            mPickUpPreference.setChecked(value);
+            Utils.startService(mContext);
+            return true;
+        } else if (Utils.GESTURE_HAND_WAVE_KEY.equals(key)) {
+            mHandwavePreference.setChecked(value);
+            Utils.startService(mContext);
+            return true;
+        } else if (Utils.GESTURE_POCKET_KEY.equals(key)) {
+            mPocketPreference.setChecked(value);
+            Utils.startService(mContext);
+            return true;
+        }
+        return false;
+    }
+
+    public 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.dlg_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..0f62b11
--- /dev/null
+++ b/doze/src/com/cyanogenmod/settings/doze/ProximitySensor.java
@@ -0,0 +1,91 @@
+/*
+ * 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.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";
+
+    private static final int POCKET_DELTA_NS = 1000 * 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)
+                    && !Utils.pocketGestureEnabled(mContext)) {
+            return delta < POCKET_DELTA_NS;
+        } else if (!Utils.handwaveGestureEnabled(mContext)
+                    && Utils.pocketGestureEnabled(mContext)) {
+            return delta >= POCKET_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..443a10d
--- /dev/null
+++ b/doze/src/com/cyanogenmod/settings/doze/TiltSensor.java
@@ -0,0 +1,87 @@
+/*
+ * 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.Context;
+import android.hardware.Sensor;
+import android.hardware.SensorEvent;
+import android.hardware.SensorEventListener;
+import android.hardware.SensorManager;
+import android.os.PowerManager;
+import android.os.PowerManager.WakeLock;
+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 SENSOR_WAKELOCK_DURATION = 200;
+    private static final int BATCH_LATENCY_IN_MS = 100;
+    private static final int MIN_PULSE_INTERVAL_MS = 2500;
+
+    private PowerManager mPowerManager;
+    private SensorManager mSensorManager;
+    private Sensor mSensor;
+    private WakeLock mSensorWakeLock;
+    private Context mContext;
+
+    private long mEntryTimestamp;
+
+    public TiltSensor(Context context) {
+        mContext = context;
+        mPowerManager = (PowerManager) mContext.getSystemService(Context.POWER_SERVICE);
+        mSensorManager = (SensorManager) mContext.getSystemService(Context.SENSOR_SERVICE);
+        mSensor = mSensorManager.getDefaultSensor(Sensor.TYPE_TILT_DETECTOR);
+        mSensorWakeLock = mPowerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK,
+                "SensorWakeLock");
+    }
+
+    @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..767cd96
--- /dev/null
+++ b/doze/src/com/cyanogenmod/settings/doze/Utils.java
@@ -0,0 +1,92 @@
+/*
+ * 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.ActivityManager;
+import android.app.ActivityManager.RunningServiceInfo;
+import android.content.Context;
+import android.content.Intent;
+import android.content.SharedPreferences;
+import android.os.UserHandle;
+import android.preference.PreferenceManager;
+import android.provider.Settings;
+import android.util.Log;
+
+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 AMBIENT_DISPLAY_KEY = "ambient_display";
+    protected static final String PICK_UP_KEY = "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.startService(new Intent(context, DozeService.class));
+    }
+
+    protected static void stopService(Context context) {
+        if (DEBUG) Log.d(TAG, "Stopping service");
+        context.stopService(new Intent(context, DozeService.class));
+    }
+
+    protected static boolean isDozeEnabled(Context context) {
+        return Settings.Secure.getInt(context.getContentResolver(),
+                Settings.Secure.DOZE_ENABLED, 1) != 0;
+    }
+
+    protected static boolean enableDoze(boolean enable, Context context) {
+        boolean dozeEnabled = Settings.Secure.putInt(context.getContentResolver(),
+                Settings.Secure.DOZE_ENABLED, enable ? 1 : 0);
+        if (enable) {
+            startService(context);
+        } else {
+            stopService(context);
+        }
+        return dozeEnabled;
+    }
+
+    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(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);
+    }
+}