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esphome/esphome/components/text_sensor/text_sensor.h

81 lines
2.8 KiB
C++

#pragma once
#include "esphome/core/component.h"
#include "esphome/core/entity_base.h"
#include "esphome/core/helpers.h"
#include "esphome/components/text_sensor/filter.h"
#include <initializer_list>
#include <memory>
namespace esphome {
namespace text_sensor {
void log_text_sensor(const char *tag, const char *prefix, const char *type, TextSensor *obj);
#define LOG_TEXT_SENSOR(prefix, type, obj) log_text_sensor(TAG, prefix, LOG_STR_LITERAL(type), obj)
#define SUB_TEXT_SENSOR(name) \
protected: \
text_sensor::TextSensor *name##_text_sensor_{nullptr}; \
\
public: \
void set_##name##_text_sensor(text_sensor::TextSensor *text_sensor) { this->name##_text_sensor_ = text_sensor; }
class TextSensor : public EntityBase, public EntityBase_DeviceClass {
public:
std::string state;
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
/// @deprecated Use get_raw_state() instead. This member will be removed in ESPHome 2026.6.0.
ESPDEPRECATED("Use get_raw_state() instead of .raw_state. Will be removed in 2026.6.0", "2025.12.0")
std::string raw_state;
TextSensor() = default;
~TextSensor() = default;
#pragma GCC diagnostic pop
/// Getter-syntax for .state.
const std::string &get_state() const;
/// Getter-syntax for .raw_state
const std::string &get_raw_state() const;
void publish_state(const std::string &state);
void publish_state(const char *state);
void publish_state(const char *state, size_t len);
/// Add a filter to the filter chain. Will be appended to the back.
void add_filter(Filter *filter);
/// Add a list of vectors to the back of the filter chain.
void add_filters(std::initializer_list<Filter *> filters);
/// Clear the filters and replace them by filters.
void set_filters(std::initializer_list<Filter *> filters);
/// Clear the entire filter chain.
void clear_filters();
void add_on_state_callback(std::function<void(const std::string &)> callback);
/// Add a callback that will be called every time the sensor sends a raw value.
void add_on_raw_state_callback(std::function<void(const std::string &)> callback);
// ========== INTERNAL METHODS ==========
// (In most use cases you won't need these)
void internal_send_state_to_frontend(const std::string &state);
void internal_send_state_to_frontend(const char *state, size_t len);
protected:
/// Notify frontend that state has changed (assumes this->state is already set)
void notify_frontend_();
LazyCallbackManager<void(const std::string &)> raw_callback_; ///< Storage for raw state callbacks.
LazyCallbackManager<void(const std::string &)> callback_; ///< Storage for filtered state callbacks.
Filter *filter_list_{nullptr}; ///< Store all active filters.
};
} // namespace text_sensor
} // namespace esphome