1 /* 2 * Copyright (c) 2023 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 "display_event_monitor.h" 17 18 #include "common_event_data.h" 19 #include "common_event_manager.h" 20 #include "common_event_support.h" 21 #include "define_multimodal.h" 22 #include "fingersense_manager.h" 23 #include "fingersense_wrapper.h" 24 #include "mmi_log.h" 25 #include "want.h" 26 27 namespace OHOS { 28 namespace MMI { 29 namespace { 30 #ifdef OHOS_BUILD_ENABLE_FINGERSENSE_WRAPPER 31 constexpr OHOS::HiviewDFX::HiLogLabel LABEL = { LOG_CORE, MMI_LOG_DOMAIN, "DisplayEventMonitor" }; 32 #endif // OHOS_BUILD_ENABLE_FINGERSENSE_WRAPPER 33 } // namespace 34 DisplayEventMonitor()35DisplayEventMonitor::DisplayEventMonitor() {} ~DisplayEventMonitor()36DisplayEventMonitor::~DisplayEventMonitor() {} 37 38 #ifdef OHOS_BUILD_ENABLE_FINGERSENSE_WRAPPER 39 class DisplyChangedReceiver : public EventFwk::CommonEventSubscriber { 40 public: DisplyChangedReceiver(const OHOS::EventFwk::CommonEventSubscribeInfo & subscribeInfo)41 explicit DisplyChangedReceiver(const OHOS::EventFwk::CommonEventSubscribeInfo& subscribeInfo) 42 : OHOS::EventFwk::CommonEventSubscriber(subscribeInfo) 43 { 44 MMI_HILOGD("DisplyChangedReceiver register"); 45 } 46 47 virtual ~DisplyChangedReceiver() = default; 48 OnReceiveEvent(const EventFwk::CommonEventData & eventData)49 void OnReceiveEvent(const EventFwk::CommonEventData &eventData) 50 { 51 CALL_DEBUG_ENTER; 52 std::string action = eventData.GetWant().GetAction(); 53 if (action.empty()) { 54 MMI_HILOGE("action is empty"); 55 return; 56 } 57 if (action == EventFwk::CommonEventSupport::COMMON_EVENT_SCREEN_ON) { 58 MMI_HILOGD("display screen on"); 59 if (FINGERSENSE_WRAPPER->enableFingersense_ != nullptr) { 60 MMI_HILOGD("start enable fingersense"); 61 FINGERSENSE_WRAPPER->enableFingersense_(); 62 } 63 } else if (action == EventFwk::CommonEventSupport::COMMON_EVENT_SCREEN_OFF) { 64 MMI_HILOGD("display screen off"); 65 if (FINGERSENSE_WRAPPER->disableFingerSense_ != nullptr) { 66 FINGERSENSE_WRAPPER->disableFingerSense_(); 67 } 68 } else { 69 MMI_HILOGW("Screen changed receiver event: unknown"); 70 return; 71 } 72 } 73 }; 74 InitCommonEventSubscriber()75void DisplayEventMonitor::InitCommonEventSubscriber() 76 { 77 CALL_DEBUG_ENTER; 78 if (hasInit_) { 79 MMI_HILOGE("current common event has subscribered"); 80 return; 81 } 82 EventFwk::MatchingSkills matchingSkills; 83 matchingSkills.AddEvent(EventFwk::CommonEventSupport::COMMON_EVENT_SCREEN_ON); 84 matchingSkills.AddEvent(EventFwk::CommonEventSupport::COMMON_EVENT_SCREEN_OFF); 85 EventFwk::CommonEventSubscribeInfo commonEventSubscribeInfo(matchingSkills); 86 hasInit_ = OHOS::EventFwk::CommonEventManager::SubscribeCommonEvent( 87 std::make_shared<DisplyChangedReceiver>(commonEventSubscribeInfo)); 88 } 89 #endif // OHOS_BUILD_ENABLE_FINGERSENSE_WRAPPER 90 } // namespace AppExecFwk 91 } // namespace OHOS