1 /*
2  * Copyright (C) 2010 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 #ifndef ANDROID_SENSOR_RECORD_H
18 #define ANDROID_SENSOR_RECORD_H
19 
20 #include "SensorService.h"
21 
22 namespace android {
23 
24 class SensorService;
25 
26 class SensorService::SensorRecord {
27 public:
28     SensorRecord(const sp<SensorEventConnection>& connection);
29     bool addConnection(const sp<SensorEventConnection>& connection);
30     bool removeConnection(const wp<SensorEventConnection>& connection);
getNumConnections()31     size_t getNumConnections() const { return mConnections.size(); }
32 
33     void addPendingFlushConnection(const sp<SensorEventConnection>& connection);
34     void removeFirstPendingFlushConnection();
35     SensorEventConnection * getFirstPendingFlushConnection();
36     void clearAllPendingFlushConnections();
37 private:
38     SortedVector< wp<SensorEventConnection> > mConnections;
39     // A queue of all flush() calls made on this sensor. Flush complete events
40     // will be sent in this order.
41     Vector< wp<SensorEventConnection> > mPendingFlushConnections;
42 };
43 
44 }
45 
46 #endif // ANDROID_SENSOR_RECORD_H
47