1 /*
2  * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  * http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #ifndef EVENT_FILTER_SERVICE_H
17 #define EVENT_FILTER_SERVICE_H
18 
19 #include <list>
20 
21 #include "iremote_object.h"
22 #include "nocopyable.h"
23 
24 #include "event_filter_stub.h"
25 #include "i_input_event_filter.h"
26 
27 namespace OHOS {
28 namespace MMI {
29 enum class ServiceRunningState { STATE_NOT_START, STATE_RUNNING };
30 class EventFilterService final : public EventFilterStub {
31 public:
32     static int32_t GetNextId();
EventFilterService(std::shared_ptr<IInputEventFilter> filter)33     EventFilterService(std::shared_ptr<IInputEventFilter> filter) : filter_(filter) {}
34     DISALLOW_COPY_AND_MOVE(EventFilterService);
35     ~EventFilterService() override = default;
36     bool HandleKeyEvent(const std::shared_ptr<KeyEvent> event) override;
37     bool HandlePointerEvent(const std::shared_ptr<PointerEvent> event) override;
38 private:
39     const std::shared_ptr<IInputEventFilter> filter_;
40     static inline int32_t filterIdSeed_ { 0 };
41     static inline std::mutex mutex_;
42 };
43 } // namespace MMI
44 } // namespace OHOS
45 #endif // EVENT_FILTER_SERVICE_H