1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
|
/*
* 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.device;
import android.app.Service;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.SharedPreferences;
import android.hardware.Sensor;
import android.hardware.SensorEvent;
import android.hardware.SensorEventListener;
import android.hardware.SensorManager;
import android.os.IBinder;
import android.os.PowerManager;
import android.preference.PreferenceManager;
import android.provider.Settings;
import android.util.Log;
import java.lang.System;
import java.util.ArrayList;
import java.util.concurrent.TimeUnit;
import java.util.List;
public class SamsungDozeService extends Service {
private static final String TAG = "SamsungDozeService";
private static final boolean DEBUG = false;
private static final String DOZE_INTENT = "com.android.systemui.doze.pulse";
private static final String GESTURE_HAND_WAVE_KEY = "gesture_hand_wave";
private static final String GESTURE_POCKET_KEY = "gesture_pocket";
private static final String PROXIMITY_WAKE_KEY = "proximity_wake_enable";
private static final int POCKET_DELTA_NS = 1000 * 1000 * 1000;
private Context mContext;
private SamsungProximitySensor mSensor;
private PowerManager mPowerManager;
private boolean mHandwaveGestureEnabled = false;
private boolean mPocketGestureEnabled = false;
private boolean mProximityWakeEnabled = false;
class SamsungProximitySensor implements SensorEventListener {
private SensorManager mSensorManager;
private Sensor mSensor;
private boolean mSawNear = false;
private long mInPocketTime = 0;
public SamsungProximitySensor(Context context) {
mSensorManager = (SensorManager)context.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)) {
launchDozePulse();
}
} else {
mInPocketTime = event.timestamp;
}
mSawNear = isNear;
}
@Override
public void onAccuracyChanged(Sensor sensor, int accuracy) {
/* Empty */
}
private boolean shouldPulse(long timestamp) {
long delta = timestamp - mInPocketTime;
if (mHandwaveGestureEnabled && mPocketGestureEnabled) {
return true;
} else if (mProximityWakeEnabled && (delta < POCKET_DELTA_NS)) {
mPowerManager.wakeUp(TimeUnit.NANOSECONDS.toMillis(System.nanoTime()));
return false;
} else if (mHandwaveGestureEnabled && !mPocketGestureEnabled) {
return delta < POCKET_DELTA_NS;
} else if (!mHandwaveGestureEnabled && mPocketGestureEnabled) {
return delta >= POCKET_DELTA_NS;
}
return false;
}
public void testAndEnable() {
if ((isDozeEnabled() && (mHandwaveGestureEnabled || mPocketGestureEnabled)) ||
mProximityWakeEnabled) {
mSensorManager.registerListener(this, mSensor, SensorManager.SENSOR_DELAY_NORMAL);
}
}
public void disable() {
mSensorManager.unregisterListener(this, mSensor);
}
}
@Override
public void onCreate() {
if (DEBUG) Log.d(TAG, "SamsungDozeService Started");
mContext = this;
mPowerManager = (PowerManager)getSystemService(Context.POWER_SERVICE);
mSensor = new SamsungProximitySensor(mContext);
SharedPreferences sharedPrefs = PreferenceManager.getDefaultSharedPreferences(mContext);
loadPreferences(sharedPrefs);
sharedPrefs.registerOnSharedPreferenceChangeListener(mPrefListener);
if (!isInteractive()) {
mSensor.testAndEnable();
}
}
@Override
public int onStartCommand(Intent intent, int flags, int startId) {
if (DEBUG) Log.d(TAG, "Starting service");
IntentFilter screenStateFilter = new IntentFilter(Intent.ACTION_SCREEN_ON);
screenStateFilter.addAction(Intent.ACTION_SCREEN_OFF);
mContext.registerReceiver(mScreenStateReceiver, screenStateFilter);
return START_STICKY;
}
@Override
public IBinder onBind(Intent intent) {
return null;
}
private void launchDozePulse() {
mContext.sendBroadcast(new Intent(DOZE_INTENT));
}
private boolean isInteractive() {
return mPowerManager.isInteractive();
}
private boolean isDozeEnabled() {
return Settings.Secure.getInt(mContext.getContentResolver(),
Settings.Secure.DOZE_ENABLED, 1) != 0;
}
private void onDisplayOn() {
if (DEBUG) Log.d(TAG, "Display on");
mSensor.disable();
}
private void onDisplayOff() {
if (DEBUG) Log.d(TAG, "Display off");
mSensor.testAndEnable();
}
private void loadPreferences(SharedPreferences sharedPreferences) {
mHandwaveGestureEnabled = sharedPreferences.getBoolean(GESTURE_HAND_WAVE_KEY, false);
mPocketGestureEnabled = sharedPreferences.getBoolean(GESTURE_POCKET_KEY, false);
mProximityWakeEnabled = sharedPreferences.getBoolean(PROXIMITY_WAKE_KEY, false);
}
private BroadcastReceiver mScreenStateReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
if (intent.getAction().equals(Intent.ACTION_SCREEN_OFF)) {
onDisplayOff();
} else if (intent.getAction().equals(Intent.ACTION_SCREEN_ON)) {
onDisplayOn();
}
}
};
private SharedPreferences.OnSharedPreferenceChangeListener mPrefListener =
new SharedPreferences.OnSharedPreferenceChangeListener() {
@Override
public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {
if (GESTURE_HAND_WAVE_KEY.equals(key)) {
mHandwaveGestureEnabled = sharedPreferences.getBoolean(GESTURE_HAND_WAVE_KEY, false);
} else if (GESTURE_POCKET_KEY.equals(key)) {
mPocketGestureEnabled = sharedPreferences.getBoolean(GESTURE_POCKET_KEY, false);
} else if (PROXIMITY_WAKE_KEY.equals(key)) {
mProximityWakeEnabled = sharedPreferences.getBoolean(PROXIMITY_WAKE_KEY, false);
}
}
};
}
|
