1 /*
2 * Copyright (c) 2024 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 #include "button_event.h"
17 #include "battery_log.h"
18
19 namespace {
20 constexpr int32_t POWERUID = 5528;
21 }
22 namespace OHOS {
23 namespace PowerMgr {
AddEventHandle(const std::string & action,EventHandle func)24 void ButtonCes::AddEventHandle(const std::string& action, EventHandle func)
25 {
26 eventHandles_[action] = func;
27 }
28
RegisterCesEvent()29 void ButtonCes::RegisterCesEvent()
30 {
31 if (isCesEventSubscribered_) {
32 return;
33 }
34 OHOS::EventFwk::MatchingSkills matchingSkills;
35 for (auto& itFunc : eventHandles_) {
36 matchingSkills.AddEvent(itFunc.first);
37 }
38 EventFwk::CommonEventSubscribeInfo subscriberInfo(matchingSkills);
39 subscriberInfo.SetPublisherUid(POWERUID);
40 cesEventSubscriber_ = std::make_shared<Ces>(subscriberInfo, eventHandles_);
41 if (cesEventSubscriber_ == nullptr) {
42 BATTERY_HILOGE(COMP_SVC, "cesEventSubscriber_ nullptr");
43 return;
44 }
45 if (!EventFwk::CommonEventManager::SubscribeCommonEvent(cesEventSubscriber_)) {
46 cesEventSubscriber_ = nullptr;
47 BATTERY_HILOGE(COMP_SVC, "SubscriberCommonEvent fail");
48 } else {
49 isCesEventSubscribered_ = true;
50 }
51 }
52
UnRegisterCesEvent()53 void ButtonCes::UnRegisterCesEvent()
54 {
55 if (!isCesEventSubscribered_) {
56 return;
57 }
58 EventFwk::CommonEventManager::UnSubscribeCommonEvent(cesEventSubscriber_);
59 cesEventSubscriber_ = nullptr;
60 isCesEventSubscribered_ = false;
61 }
62
Ces(const CommonEventSubscribeInfo & subscriberInfo,const std::unordered_map<std::string,EventHandle> & handles)63 ButtonCes::Ces::Ces(const CommonEventSubscribeInfo &subscriberInfo,
64 const std::unordered_map<std::string, EventHandle>& handles)
65 : CommonEventSubscriber(subscriberInfo), eventHandles_(handles)
66 {
67 BATTERY_HILOGI(COMP_SVC, "Button CesEventSubscriber");
68 }
69
~Ces()70 ButtonCes::Ces::~Ces()
71 {
72 BATTERY_HILOGI(COMP_SVC, "Button ~CesEventSubscriber");
73 }
74
OnReceiveEvent(const CommonEventData & eventData)75 void ButtonCes::Ces::OnReceiveEvent(const CommonEventData &eventData)
76 {
77 auto action = eventData.GetWant().GetAction();
78 auto it = eventHandles_.find(action);
79 if (it == eventHandles_.end()) {
80 BATTERY_HILOGI(COMP_SVC, "Ignore Event: %{public}s", action.c_str());
81 return;
82 }
83 BATTERY_HILOGD(COMP_SVC, "Handle Event: %{public}s", action.c_str());
84 auto func = it->second;
85 if (func) {
86 it->second(eventData);
87 }
88 }
89 }
90 }