mirror of
https://github.com/openharmony/distributedhardware_distributed_input.git
synced 2026-07-19 09:36:05 -04:00
hwzhangchuang
86 lines
2.7 KiB
C++
86 lines
2.7 KiB
C++
/*
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* Copyright (c) 2021-2023 Huawei Device Co., Ltd.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef DISTRIBUTED_INPUT_HANDLER_H
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#define DISTRIBUTED_INPUT_HANDLER_H
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#include <functional>
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#include <map>
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#include <mutex>
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#include <string>
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#include <sys/epoll.h>
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#include <linux/input.h>
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#include "ihardware_handler.h"
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#include "single_instance.h"
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#include "constants_dinput.h"
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#include "input_hub.h"
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#ifndef API_EXPORT
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#define API_EXPORT __attribute__((visibility("default")))
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#endif
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namespace OHOS {
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namespace DistributedHardware {
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namespace DistributedInput {
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class DistributedInputHandler : public IHardwareHandler {
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DECLARE_SINGLE_INSTANCE_BASE(DistributedInputHandler);
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public:
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API_EXPORT int32_t Initialize() override;
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API_EXPORT virtual std::vector<DHItem> Query() override;
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API_EXPORT virtual std::map<std::string, std::string> QueryExtraInfo() override;
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API_EXPORT bool IsSupportPlugin() override;
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API_EXPORT void RegisterPluginListener(std::shared_ptr<PluginListener> listener) override;
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API_EXPORT void UnRegisterPluginListener() override;
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API_EXPORT void FindDevicesInfoByType(const uint32_t inputTypes, std::map<int32_t, std::string> &datas);
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API_EXPORT void FindDevicesInfoByDhId(std::vector<std::string> dhidsVec, std::map<int32_t, std::string> &datas);
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private:
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DistributedInputHandler();
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~DistributedInputHandler();
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void StructTransJson(const InputDevice &pBuf, std::string &strDescriptor);
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std::shared_ptr<PluginListener> m_listener;
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bool InitCollectEventsThread();
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void NotifyHardWare(int iCnt);
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pthread_t collectThreadID_;
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bool isCollectingEvents_;
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bool isStartCollectEventThread;
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static void *CollectEventsThread(void *param);
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void StartInputMonitorDeviceThread();
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void StopInputMonitorDeviceThread();
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// The event queue.
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static const int inputDeviceBufferSize = 32;
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InputDeviceEvent mEventBuffer[inputDeviceBufferSize] = {};
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std::mutex operationMutex_;
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std::unique_ptr<InputHub> inputHub_;
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};
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#ifdef __cplusplus
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extern "C" {
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#endif
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API_EXPORT IHardwareHandler* GetHardwareHandler();
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#ifdef __cplusplus
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}
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#endif
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} // namespace DistributedInput
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} // namespace DistributedHardware
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} // namespace OHOS
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#endif // DISTRIBUTED_INPUT_HANDLER_H
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