1 /*
2  * Copyright (C) 2021 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package android.hardware;
18 
19 /**
20  * SensorPrivacyManager calls for within the system server
21  * @hide
22  */
23 public abstract class SensorPrivacyManagerInternal {
24 
25     /**
26      * A class implementing this interface can register to receive a callback when state changes.
27      */
28     public interface OnSensorPrivacyChangedListener {
29         /**
30          * The callback invoked when the state changes.
31          */
onSensorPrivacyChanged(boolean enabled)32         void onSensorPrivacyChanged(boolean enabled);
33     }
34 
35     /**
36      * A class implementing this interface can register to receive a callback when state changes for
37      * any user.
38      */
39     public interface OnUserSensorPrivacyChangedListener {
40         /**
41          * The callback invoked when the state changes.
42          */
onSensorPrivacyChanged(int userId, boolean enabled)43         void onSensorPrivacyChanged(int userId, boolean enabled);
44     }
45 
46     /**
47      * Get the individual sensor privacy state for a given user.
48      */
isSensorPrivacyEnabled(int userId, int sensor)49     public abstract boolean isSensorPrivacyEnabled(int userId, int sensor);
50 
51     /**
52      * Registers a new listener to receive notification when the state of sensor privacy
53      * changes.
54      */
addSensorPrivacyListener(int userId, int sensor, OnSensorPrivacyChangedListener listener)55     public abstract void addSensorPrivacyListener(int userId, int sensor,
56             OnSensorPrivacyChangedListener listener);
57 
58     /**
59      * Registers a new listener to receive notification when the state of sensor privacy
60      * changes for any user.
61      */
addSensorPrivacyListenerForAllUsers(int sensor, OnUserSensorPrivacyChangedListener listener)62     public abstract void addSensorPrivacyListenerForAllUsers(int sensor,
63             OnUserSensorPrivacyChangedListener listener);
64 
65     /**
66      *  Set the HW toggle sensor value based on HW switch states, called from InputManagerService
67      */
setPhysicalToggleSensorPrivacy(int userId, int sensor, boolean enable)68     public abstract void setPhysicalToggleSensorPrivacy(int userId, int sensor, boolean enable);
69 }
70