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 INPUT_HANDLER_TYPE_H 17 #define INPUT_HANDLER_TYPE_H 18 19 namespace OHOS { 20 namespace MMI { 21 inline constexpr size_t MAX_N_INPUT_HANDLERS { 16 }; 22 inline constexpr size_t MAX_N_INPUT_MONITORS { MAX_N_INPUT_HANDLERS }; 23 inline constexpr size_t MAX_N_INPUT_INTERCEPTORS { MAX_N_INPUT_HANDLERS }; 24 inline constexpr int32_t MIN_HANDLER_ID { 1 }; 25 inline constexpr int32_t MAX_HANDLER_ID { 100000 }; 26 inline constexpr int32_t INVALID_HANDLER_ID { -1 }; 27 inline constexpr int32_t ERROR_EXCEED_MAX_COUNT { -4100001 }; 28 inline constexpr int32_t DEFUALT_INTERCEPTOR_PRIORITY { 500 }; 29 30 enum InputHandlerType : int32_t { 31 NONE, 32 INTERCEPTOR, 33 MONITOR, 34 }; 35 36 using HandleEventType = uint32_t; 37 inline constexpr HandleEventType HANDLE_EVENT_TYPE_NONE { 0x0 }; 38 inline constexpr HandleEventType HANDLE_EVENT_TYPE_KEY { 0x1 }; 39 inline constexpr HandleEventType HANDLE_EVENT_TYPE_POINTER { 0x2 }; 40 inline constexpr HandleEventType HANDLE_EVENT_TYPE_FINGERPRINT { 0x3 }; 41 inline constexpr HandleEventType HANDLE_EVENT_TYPE_ALL { HANDLE_EVENT_TYPE_KEY | HANDLE_EVENT_TYPE_POINTER }; 42 IsValidHandlerType(InputHandlerType handlerType)43inline bool IsValidHandlerType(InputHandlerType handlerType) 44 { 45 return ((handlerType == InputHandlerType::INTERCEPTOR) || 46 (handlerType == InputHandlerType::MONITOR)); 47 } 48 IsValidHandlerId(int32_t handlerId)49inline bool IsValidHandlerId(int32_t handlerId) 50 { 51 return ((handlerId >= MIN_HANDLER_ID) && (handlerId < MAX_HANDLER_ID)); 52 } 53 } // namespace MMI 54 } // namespace OHOS 55 #endif // INPUT_HANDLER_TYPE_H