forked from xiaozhi/xiaozhi-esp32
39 lines
1.0 KiB
C++
39 lines
1.0 KiB
C++
#ifndef _DEVICE_STATE_EVENT_H_
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#define _DEVICE_STATE_EVENT_H_
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#include <esp_event.h>
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#include <functional>
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#include <vector>
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#include <mutex>
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#include "device_state.h"
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ESP_EVENT_DECLARE_BASE(XIAOZHI_STATE_EVENTS);
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enum {
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XIAOZHI_STATE_CHANGED_EVENT,
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};
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struct device_state_event_data_t {
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DeviceState previous_state;
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DeviceState current_state;
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};
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class DeviceStateEventManager {
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public:
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static DeviceStateEventManager& GetInstance();
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DeviceStateEventManager(const DeviceStateEventManager&) = delete;
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DeviceStateEventManager& operator=(const DeviceStateEventManager&) = delete;
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void RegisterStateChangeCallback(std::function<void(DeviceState, DeviceState)> callback);
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void PostStateChangeEvent(DeviceState previous_state, DeviceState current_state);
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std::vector<std::function<void(DeviceState, DeviceState)>> GetCallbacks();
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private:
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DeviceStateEventManager();
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~DeviceStateEventManager();
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std::vector<std::function<void(DeviceState, DeviceState)>> callbacks_;
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std::mutex mutex_;
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};
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#endif // _DEVICE_STATE_EVENT_H_
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