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 #include "conditions/screen_listener.h"
16
17 #include <string>
18
19 #include "common_event_manager.h"
20 #include "common_event_support.h"
21 #include "matching_skills.h"
22 #include "want.h"
23 #include "work_sched_hilog.h"
24 #include "work_sched_utils.h"
25 #include "work_status.h"
26 #include "work_event_handler.h"
27 #include "work_scheduler_service.h"
28
29 namespace OHOS {
30 namespace WorkScheduler {
31 namespace {
32 const int MIN_DEEP_IDLE_SCREEN_OFF_TIME_MIN = 31 * 60 * 1000;
33 }
34
ScreenEventSubscriber(const EventFwk::CommonEventSubscribeInfo & subscribeInfo,ScreenListener & listener)35 ScreenEventSubscriber::ScreenEventSubscriber(const EventFwk::CommonEventSubscribeInfo &subscribeInfo,
36 ScreenListener &listener) : EventFwk::CommonEventSubscriber(subscribeInfo), listener_(listener) {}
37
OnReceiveEvent(const EventFwk::CommonEventData & data)38 void ScreenEventSubscriber::OnReceiveEvent(const EventFwk::CommonEventData &data)
39 {
40 const std::string action = data.GetWant().GetAction();
41 WS_HILOGI("OnReceiveEvent get action: %{public}s", action.c_str());
42 auto eventHandler = listener_.service_->GetHandler();
43 if (!eventHandler) {
44 WS_HILOGE("event handler is null");
45 return;
46 }
47 if (action == EventFwk::CommonEventSupport::COMMON_EVENT_SCREEN_UNLOCKED) {
48 eventHandler->RemoveEvent(WorkEventHandler::CHECK_DEEPIDLE_MSG);
49 listener_.OnConditionChanged(WorkCondition::Type::DEEP_IDLE,
50 std::make_shared<DetectorValue>(0, 0, false, std::string()));
51 auto task = [weak = weak_from_this()]() {
52 auto strong = weak.lock();
53 if (!strong) {
54 WS_HILOGE("ScreenEventSubscriber::OnReceiveEvent strong is null");
55 return;
56 }
57 int32_t ret = strong->listener_.service_->StopDeepIdleWorks();
58 if (ret != ERR_OK) {
59 WS_HILOGE("stop work after unlocking failed, error code:%{public}d.", ret);
60 } else {
61 WS_HILOGI("stop work after unlocking successed.");
62 }
63 };
64 eventHandler->PostTask(task);
65 } else if (action == EventFwk::CommonEventSupport::COMMON_EVENT_SCREEN_OFF) {
66 if (eventHandler->HasInnerEvent(static_cast<std::uint32_t>(WorkEventHandler::CHECK_DEEPIDLE_MSG))) {
67 WS_HILOGW("has send check deep idle msg, ignore");
68 return;
69 }
70 eventHandler->RemoveEvent(WorkEventHandler::CHECK_DEEPIDLE_MSG);
71 eventHandler->SendEvent(
72 AppExecFwk::InnerEvent::Get(WorkEventHandler::CHECK_DEEPIDLE_MSG, 0), MIN_DEEP_IDLE_SCREEN_OFF_TIME_MIN);
73 }
74 }
75
ScreenListener(std::shared_ptr<WorkQueueManager> workQueueManager,std::shared_ptr<WorkSchedulerService> service)76 ScreenListener::ScreenListener(std::shared_ptr<WorkQueueManager> workQueueManager,
77 std::shared_ptr<WorkSchedulerService> service)
78 {
79 workQueueManager_ = workQueueManager;
80 service_ = service;
81 }
82
~ScreenListener()83 ScreenListener::~ScreenListener()
84 {
85 this->Stop();
86 }
87
CreateScreenEventSubscriber(ScreenListener & listener)88 std::shared_ptr<EventFwk::CommonEventSubscriber> CreateScreenEventSubscriber(ScreenListener &listener)
89 {
90 EventFwk::MatchingSkills skill = EventFwk::MatchingSkills();
91 skill.AddEvent(EventFwk::CommonEventSupport::COMMON_EVENT_SCREEN_UNLOCKED);
92 skill.AddEvent(EventFwk::CommonEventSupport::COMMON_EVENT_SCREEN_OFF);
93 EventFwk::CommonEventSubscribeInfo info(skill);
94 return std::make_shared<ScreenEventSubscriber>(info, listener);
95 }
96
Start()97 bool ScreenListener::Start()
98 {
99 WS_HILOGD("screen listener start.");
100 this->commonEventSubscriber = CreateScreenEventSubscriber(*this);
101 return EventFwk::CommonEventManager::SubscribeCommonEvent(this->commonEventSubscriber);
102 }
103
Stop()104 bool ScreenListener::Stop()
105 {
106 WS_HILOGD("screen listener stop.");
107 if (this->commonEventSubscriber != nullptr) {
108 bool result = EventFwk::CommonEventManager::UnSubscribeCommonEvent(this->commonEventSubscriber);
109 if (result) {
110 this->commonEventSubscriber = nullptr;
111 }
112 return result;
113 }
114 return true;
115 }
116
OnConditionChanged(WorkCondition::Type conditionType,std::shared_ptr<DetectorValue> conditionVal)117 void ScreenListener::OnConditionChanged(WorkCondition::Type conditionType,
118 std::shared_ptr<DetectorValue> conditionVal)
119 {
120 if (workQueueManager_ != nullptr) {
121 workQueueManager_->OnConditionChanged(conditionType, conditionVal);
122 } else {
123 WS_HILOGE("workQueueManager_ is nullptr.");
124 }
125 }
126 } // namespace WorkScheduler
127 } // namespace OHOS