1/*
2 * Copyright (C) 2021 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 SERVICES_INCLUDE_IM_COMMON_EVENT_MANAGER_H
17#define SERVICES_INCLUDE_IM_COMMON_EVENT_MANAGER_H
18
19#include <functional>
20#include <mutex>
21#include <vector>
22
23#include "common_event_data.h"
24#include "common_event_manager.h"
25#include "common_event_subscribe_info.h"
26#include "common_event_subscriber.h"
27#include "common_event_support.h"
28#include "focus_monitor_manager.h"
29#include "input_window_info.h"
30#include "keyboard_event.h"
31#include "matching_skills.h"
32#include "system_ability_status_change_stub.h"
33
34namespace OHOS {
35namespace MiscServices {
36using Handler = std::function<void()>;
37class ImCommonEventManager : public RefBase {
38public:
39    ImCommonEventManager();
40    ~ImCommonEventManager();
41    static sptr<ImCommonEventManager> GetInstance();
42    bool SubscribeEvent();
43    bool SubscribeKeyboardEvent(KeyHandle handle);
44    bool SubscribeWindowManagerService(const Handler &handler);
45    bool SubscribeMemMgrService(const Handler &handler);
46    bool SubscribeAccountManagerService(Handler handle);
47    bool UnsubscribeEvent();
48    // only public the status change of softKeyboard in FLG_FIXED or FLG_FLOATING
49    int32_t PublishPanelStatusChangeEvent(int32_t userId, const InputWindowStatus &status, const ImeWindowInfo &info);
50    class EventSubscriber : public EventFwk::CommonEventSubscriber {
51    public:
52        EventSubscriber(const EventFwk::CommonEventSubscribeInfo &subscribeInfo);
53        void OnReceiveEvent(const EventFwk::CommonEventData &data);
54        void RemovePackage(const EventFwk::CommonEventData &data);
55        void StartUser(const EventFwk::CommonEventData &data);
56        void RemoveUser(const EventFwk::CommonEventData &data);
57        void StopUser(const EventFwk::CommonEventData &data);
58        void OnBundleScanFinished(const EventFwk::CommonEventData &data);
59        void AddPackage(const EventFwk::CommonEventData &data);
60        void ChangePackage(const EventFwk::CommonEventData &data);
61        void HandleBootCompleted(const EventFwk::CommonEventData &data);
62
63    private:
64        using EventListenerFunc = std::function<void(EventSubscriber *that, const EventFwk::CommonEventData &data)>;
65        std::map<std::string, EventListenerFunc> EventManagerFunc_;
66        void HandlePackageEvent(int32_t messageId, const EventFwk::CommonEventData &data);
67        void HandleUserEvent(int32_t messageId, const EventFwk::CommonEventData &data);
68    };
69
70private:
71    class SystemAbilityStatusChangeListener : public SystemAbilityStatusChangeStub {
72    public:
73        explicit SystemAbilityStatusChangeListener(std::function<void()>);
74        ~SystemAbilityStatusChangeListener() = default;
75        virtual void OnAddSystemAbility(int32_t systemAbilityId, const std::string &deviceId) override;
76        virtual void OnRemoveSystemAbility(int32_t systemAbilityId, const std::string &deviceId) override;
77
78    private:
79        std::function<void()> func_ = nullptr;
80    };
81
82private:
83    static std::mutex instanceLock_;
84    static sptr<ImCommonEventManager> instance_;
85};
86} // namespace MiscServices
87} // namespace OHOS
88#endif // SERVICES_INCLUDE_IM_COMMON_EVENT_MANAGER_H
89