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Prabir Pradhan5a57cff2019-10-31 18:40:33 -07001/*
2 * Copyright (C) 2020 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 _UI_INPUT_THREAD_H
18#define _UI_INPUT_THREAD_H
19
20#include <utils/Thread.h>
21
22namespace android {
23
24/* A thread that loops continuously until destructed to process input events.
25 *
26 * Creating the InputThread starts it immediately. The thread begins looping the loop
27 * function until the InputThread is destroyed. The wake function is used to wake anything
28 * that sleeps in the loop when it is time for the thread to be destroyed.
29 */
30class InputThread {
31public:
32 explicit InputThread(std::string name, std::function<void()> loop,
33 std::function<void()> wake = nullptr);
34 virtual ~InputThread();
35
36 bool isCallingThread();
37
38private:
39 std::string mName;
40 std::function<void()> mThreadWake;
41 sp<Thread> mThread;
42};
43
44} // namespace android
45
46#endif // _UI_INPUT_THREAD_H