1 /* 2 * Copyright (c) 2022-2023 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 #ifndef JS_EVENT_TARGET_H 17 #define JS_EVENT_TARGET_H 18 19 #include <cstdint> 20 #include <map> 21 #include <memory> 22 #include <queue> 23 #include <string> 24 #include <string_view> 25 #include <vector> 26 27 #include "nocopyable.h" 28 #include "uv.h" 29 30 #include "coordination_message.h" 31 #include "i_coordination_listener.h" 32 #include "i_event_listener.h" 33 #include "js_util.h" 34 35 namespace OHOS { 36 namespace Msdp { 37 namespace DeviceStatus { 38 class JsEventTarget : public ICoordinationListener, 39 public IEventListener, 40 public std::enable_shared_from_this<JsEventTarget> { 41 public: 42 JsEventTarget(); 43 DISALLOW_COPY_AND_MOVE(JsEventTarget); 44 virtual ~JsEventTarget() = default; 45 46 static void EmitJsPrepare(sptr<JsUtil::CallbackInfo> cb, const std::string &networkId, 47 const CoordinationMsgInfo &msgInfo); 48 static void EmitJsActivate(sptr<JsUtil::CallbackInfo> cb, const std::string &remoteNetworkId, 49 const CoordinationMsgInfo &msgInfo); 50 static void EmitJsDeactivate(sptr<JsUtil::CallbackInfo> cb, const std::string &networkId, 51 const CoordinationMsgInfo &msgInfo); 52 static void EmitJsGetCrossingSwitchState(sptr<JsUtil::CallbackInfo> cb, bool state); 53 void AddListener(napi_env env, const std::string &type, napi_value handle); 54 void RemoveListener(napi_env env, const std::string &type, napi_value handle); 55 void AddListener(napi_env env, const std::string &type, const std::string &networkId, napi_value handle); 56 void RemoveListener(napi_env env, const std::string &type, const std::string &networkId, napi_value handle); 57 napi_value CreateCallbackInfo(napi_env env, napi_value handle, sptr<JsUtil::CallbackInfo> callback); 58 napi_value CreateMouseCallbackInfo(napi_env env, napi_value handle, sptr<JsUtil::MouseCallbackInfo> callback); 59 void ResetEnv(); 60 void OnCoordinationMessage(const std::string &networkId, CoordinationMessage msg) override; 61 void OnMouseLocationEvent(const std::string &networkId, const Event &event) override; 62 63 private: 64 static void CallPreparePromiseWork(uv_work_t *work, int32_t status); 65 static void CallPrepareAsyncWork(uv_work_t *work, int32_t status); 66 static void CallActivatePromiseWork(uv_work_t *work, int32_t status); 67 static void CallActivateAsyncWork(uv_work_t *work, int32_t status); 68 static void CallDeactivatePromiseWork(uv_work_t *work, int32_t status); 69 static void CallDeactivateAsyncWork(uv_work_t *work, int32_t status); 70 static void CallGetCrossingSwitchStatePromiseWork(uv_work_t *work, int32_t status); 71 static void CallGetCrossingSwitchStateAsyncWork(uv_work_t *work, int32_t status); 72 static void EmitCoordinationMessageEvent(uv_work_t *work, int32_t status); 73 static void EmitMouseLocationEvent(uv_work_t *work, int32_t status); 74 bool IsHandleExist(napi_env env, const std::string &networkId, napi_value handle); 75 76 private: 77 std::atomic_bool isListeningProcess_ { false }; 78 struct CoordinationEvent { 79 std::string networkId; 80 CoordinationMessage msg { CoordinationMessage::UNKNOW }; 81 }; 82 inline static std::queue<CoordinationEvent> eventQueue_; 83 inline static std::map<std::string_view, std::vector<sptr<JsUtil::CallbackInfo>>> coordinationListeners_; 84 inline static std::map<std::string, std::vector<sptr<JsUtil::MouseCallbackInfo>>> mouseLocationListeners_; 85 }; 86 } // namespace DeviceStatus 87 } // namespace Msdp 88 } // namespace OHOS 89 #endif // JS_EVENT_TARGET_H 90