1 /*
2  * Copyright (C) 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 #ifndef NFC_EVENT_HANDLER_H
16 #define NFC_EVENT_HANDLER_H
17 #include "common_event_manager.h"
18 #include "event_handler.h"
19 #include "nfc_service.h"
20 #include "tag_dispatcher.h"
21 
22 namespace OHOS {
23 namespace NFC {
24 class NfcService;
25 class CeService;
26 class NfcPollingManager;
27 class NfcRoutingManager;
28 class NfcEventHandler final : public AppExecFwk::EventHandler {
29 public:
30     explicit NfcEventHandler(const std::shared_ptr<AppExecFwk::EventRunner>& runner,
31                              std::weak_ptr<NfcService> service);
32     ~NfcEventHandler();
33     NfcEventHandler& operator=(const NfcEventHandler&) = delete;
34     NfcEventHandler(const NfcEventHandler&) = delete;
35 
36     void Intialize(std::weak_ptr<TAG::TagDispatcher> tagDispatcher,
37                    std::weak_ptr<CeService> ceService,
38                    std::weak_ptr<NfcPollingManager> nfcPollingManager,
39                    std::weak_ptr<NfcRoutingManager> nfcRoutingManager,
40                    std::weak_ptr<NCI::INciNfccInterface> nciNfccProxy);
41     void ProcessEvent(const AppExecFwk::InnerEvent::Pointer& event) override;
42 
43     void SubscribeScreenChangedEvent();
44     void SubscribePackageChangedEvent();
45     void SubscribeShutdownEvent();
46     void SubscribeDataShareChangedEvent();
47     bool IsScreenOn();
48     bool IsScreenLocked();
49     ScreenState CheckScreenState();
50 
51 protected:
52     // Screen Changed Receiver
53     class ScreenChangedReceiver;
54     // Package Changed Receiver
55     class PackageChangedReceiver;
56     // Shutdown Event Receiver
57     class ShutdownEventReceiver;
58     // DataShare changed Receiver
59     class DataShareChangedReceiver;
60 
61 private:
62     std::shared_ptr<EventFwk::CommonEventSubscriber> screenSubscriber_ {};
63     std::shared_ptr<EventFwk::CommonEventSubscriber> pkgSubscriber_ {};
64     std::shared_ptr<EventFwk::CommonEventSubscriber> shutdownSubscriber_ {};
65     std::shared_ptr<EventFwk::CommonEventSubscriber> dataShareSubscriber_ {};
66 
67     std::weak_ptr<NfcService> nfcService_ {};
68     std::weak_ptr<TAG::TagDispatcher> tagDispatcher_ {};
69     std::weak_ptr<CeService> ceService_ {};
70     std::weak_ptr<NfcPollingManager> nfcPollingManager_ {};
71     std::weak_ptr<NfcRoutingManager> nfcRoutingManager_ {};
72     std::weak_ptr<NCI::INciNfccInterface> nciNfccProxy_ {};
73 
74     std::mutex commonEventMutex_ {};
75 
76     static constexpr const int WAIT_PROCESS_EVENT_TIMES = 60 * 1000;
77 };
78 }  // namespace NFC
79 }  // namespace OHOS
80 #endif  // NFC_EVENT_HANDLER_H
81