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
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
|
/*
* Copyright 2020 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.server.bluetooth;
import static com.android.server.bluetooth.BluetoothAirplaneModeListener.BLUETOOTH_APM_STATE;
import static com.android.server.bluetooth.BluetoothAirplaneModeListener.BT_DEFAULT_APM_STATE;
import android.annotation.RequiresPermission;
import android.app.ActivityManager;
import android.bluetooth.BluetoothA2dp;
import android.bluetooth.BluetoothAdapter;
import android.bluetooth.BluetoothHearingAid;
import android.bluetooth.BluetoothLeAudio;
import android.bluetooth.BluetoothProfile;
import android.bluetooth.BluetoothProfile.ServiceListener;
import android.content.Context;
import android.content.pm.PackageManager;
import android.content.res.Resources;
import android.os.Process;
import android.os.UserHandle;
import android.provider.Settings;
import android.util.Log;
import android.widget.Toast;
import com.android.internal.annotations.VisibleForTesting;
/**
* Helper class that handles callout and callback methods without
* complex logic.
*/
public class BluetoothModeChangeHelper {
private static final String TAG = "BluetoothModeChangeHelper";
private volatile BluetoothA2dp mA2dp;
private volatile BluetoothHearingAid mHearingAid;
private volatile BluetoothLeAudio mLeAudio;
private final BluetoothAdapter mAdapter;
private final Context mContext;
private String mBluetoothPackageName;
BluetoothModeChangeHelper(Context context) {
mAdapter = BluetoothAdapter.getDefaultAdapter();
mContext = context;
mAdapter.getProfileProxy(mContext, mProfileServiceListener, BluetoothProfile.A2DP);
mAdapter.getProfileProxy(mContext, mProfileServiceListener,
BluetoothProfile.HEARING_AID);
mAdapter.getProfileProxy(mContext, mProfileServiceListener, BluetoothProfile.LE_AUDIO);
}
private final ServiceListener mProfileServiceListener = new ServiceListener() {
@Override
public void onServiceConnected(int profile, BluetoothProfile proxy) {
// Setup Bluetooth profile proxies
switch (profile) {
case BluetoothProfile.A2DP:
mA2dp = (BluetoothA2dp) proxy;
break;
case BluetoothProfile.HEARING_AID:
mHearingAid = (BluetoothHearingAid) proxy;
break;
case BluetoothProfile.LE_AUDIO:
mLeAudio = (BluetoothLeAudio) proxy;
break;
default:
break;
}
}
@Override
public void onServiceDisconnected(int profile) {
// Clear Bluetooth profile proxies
switch (profile) {
case BluetoothProfile.A2DP:
mA2dp = null;
break;
case BluetoothProfile.HEARING_AID:
mHearingAid = null;
break;
case BluetoothProfile.LE_AUDIO:
mLeAudio = null;
break;
default:
break;
}
}
};
@VisibleForTesting
public boolean isMediaProfileConnected() {
return isA2dpConnected() || isHearingAidConnected() || isLeAudioConnected();
}
@VisibleForTesting
public boolean isBluetoothOn() {
final BluetoothAdapter adapter = mAdapter;
if (adapter == null) {
return false;
}
return adapter.isLeEnabled();
}
@VisibleForTesting
public boolean isAirplaneModeOn() {
return Settings.Global.getInt(mContext.getContentResolver(),
Settings.Global.AIRPLANE_MODE_ON, 0) == 1;
}
@VisibleForTesting
@RequiresPermission(android.Manifest.permission.BLUETOOTH_PRIVILEGED)
public void onAirplaneModeChanged(BluetoothManagerService managerService) {
managerService.onAirplaneModeChanged();
}
@VisibleForTesting
public int getSettingsInt(String name) {
return Settings.Global.getInt(mContext.getContentResolver(),
name, 0);
}
@VisibleForTesting
public void setSettingsInt(String name, int value) {
Settings.Global.putInt(mContext.getContentResolver(),
name, value);
}
/**
* Helper method to get Settings Secure Int value
*/
public int getSettingsSecureInt(String name, int def) {
Context userContext = mContext.createContextAsUser(
UserHandle.of(ActivityManager.getCurrentUser()), 0);
return Settings.Secure.getInt(userContext.getContentResolver(), name, def);
}
/**
* Helper method to set Settings Secure Int value
*/
public void setSettingsSecureInt(String name, int value) {
Context userContext = mContext.createContextAsUser(
UserHandle.of(ActivityManager.getCurrentUser()), 0);
Settings.Secure.putInt(userContext.getContentResolver(), name, value);
}
@VisibleForTesting
public void showToastMessage() {
Resources r = mContext.getResources();
final CharSequence text = r.getString(Resources.getSystem().getIdentifier(
"bluetooth_airplane_mode_toast", "string", "android"));
Toast.makeText(mContext, text, Toast.LENGTH_LONG).show();
}
private boolean isA2dpConnected() {
final BluetoothA2dp a2dp = mA2dp;
if (a2dp == null) {
return false;
}
return a2dp.getConnectedDevices().size() > 0;
}
private boolean isHearingAidConnected() {
final BluetoothHearingAid hearingAid = mHearingAid;
if (hearingAid == null) {
return false;
}
return hearingAid.getConnectedDevices().size() > 0;
}
private boolean isLeAudioConnected() {
final BluetoothLeAudio leAudio = mLeAudio;
if (leAudio == null) {
return false;
}
return leAudio.getConnectedDevices().size() > 0;
}
/**
* Helper method to check whether BT should be enabled on APM
*/
public boolean isBluetoothOnAPM() {
Context userContext = mContext.createContextAsUser(
UserHandle.of(ActivityManager.getCurrentUser()), 0);
int defaultBtApmState = getSettingsInt(BT_DEFAULT_APM_STATE);
return Settings.Secure.getInt(userContext.getContentResolver(),
BLUETOOTH_APM_STATE, defaultBtApmState) == 1;
}
/**
* Helper method to retrieve BT package name with APM resources
*/
public String getBluetoothPackageName() {
if (mBluetoothPackageName != null) {
return mBluetoothPackageName;
}
var allPackages = mContext.getPackageManager().getPackagesForUid(Process.BLUETOOTH_UID);
for (String candidatePackage : allPackages) {
Resources resources;
try {
resources = mContext.getPackageManager()
.getResourcesForApplication(candidatePackage);
} catch (PackageManager.NameNotFoundException e) {
// ignore, try next package
Log.e(TAG, "Could not find package " + candidatePackage);
continue;
} catch (Exception e) {
Log.e(TAG, "Error while loading package" + e);
continue;
}
if (resources.getIdentifier("bluetooth_and_wifi_stays_on_title",
"string", candidatePackage) == 0) {
continue;
}
mBluetoothPackageName = candidatePackage;
}
return mBluetoothPackageName;
}
}
|
