1 /* 2 * Copyright (c) 2021-2022 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 EVENT_DISPATCH_HANDLER_H 17 #define EVENT_DISPATCH_HANDLER_H 18 19 #include <mutex> 20 21 #include "nocopyable.h" 22 23 #include "i_input_event_handler.h" 24 #include "key_event.h" 25 #include "key_event_value_transformation.h" 26 #include "pointer_event.h" 27 #include "uds_server.h" 28 29 namespace OHOS { 30 namespace MMI { 31 class EventDispatchHandler final : public IInputEventHandler { 32 struct DinputSimulateEvent { 33 uint32_t type { PointerEvent::SOURCE_TYPE_UNKNOWN }; 34 uint32_t code { PointerEvent::BUTTON_NONE }; 35 int32_t value { PointerEvent::POINTER_ACTION_UNKNOWN }; 36 }; 37 public: 38 EventDispatchHandler() = default; 39 DISALLOW_COPY_AND_MOVE(EventDispatchHandler); 40 ~EventDispatchHandler() override = default; 41 #ifdef OHOS_BUILD_ENABLE_KEYBOARD 42 void HandleKeyEvent(const std::shared_ptr<KeyEvent> keyEvent) override; 43 #endif // OHOS_BUILD_ENABLE_KEYBOARD 44 #ifdef OHOS_BUILD_ENABLE_POINTER 45 void HandlePointerEvent(const std::shared_ptr<PointerEvent> pointerEvent) override; 46 #endif // OHOS_BUILD_ENABLE_POINTER 47 #ifdef OHOS_BUILD_ENABLE_TOUCH 48 void HandleTouchEvent(const std::shared_ptr<PointerEvent> pointerEvent) override; 49 #endif // OHOS_BUILD_ENABLE_TOUCH 50 #ifdef OHOS_BUILD_ENABLE_KEYBOARD 51 int32_t DispatchKeyEventPid(UDSServer& udsServer, std::shared_ptr<KeyEvent> key); 52 #endif // OHOS_BUILD_ENABLE_KEYBOARD 53 #if defined(OHOS_BUILD_ENABLE_POINTER) || defined(OHOS_BUILD_ENABLE_TOUCH) 54 void HandlePointerEventInner(const std::shared_ptr<PointerEvent> point); 55 #endif // OHOS_BUILD_ENABLE_POINTER || OHOS_BUILD_ENABLE_TOUCH 56 57 private: 58 int32_t eventTime_ { 0 }; 59 int32_t currentTime_ { 0 }; 60 61 #if defined(OHOS_BUILD_ENABLE_POINTER) || defined(OHOS_BUILD_ENABLE_TOUCH) 62 void FilterInvalidPointerItem(const std::shared_ptr<PointerEvent> pointEvent, int32_t fd); 63 #endif // OHOS_BUILD_ENABLE_POINTER || OHOS_BUILD_ENABLE_TOUCH 64 }; 65 } // namespace MMI 66 } // namespace OHOS 67 #endif // EVENT_DISPATCH_HANDLER_H 68