#include <custom_api_device.h>

Public Member Functions
bool	is_connected () const
	Return if a client (such as Home Assistant) is connected to the native API.

template<typename T , typename... Ts>
void	register_service (void(T::*callback)(Ts...), const std::string &name, const std::array< std::string, sizeof...(Ts)> &arg_names)
	Register a custom native API service that will show up in Home Assistant.

template<typename T , typename... Ts>
void	register_service (void(T::*callback)(Ts...), const std::string &name, const std::array< std::string, sizeof...(Ts)> &arg_names)

template<typename T >
void	register_service (void(T::*callback)(), const std::string &name)
	Register a custom native API service that will show up in Home Assistant.

template<typename T >
void	register_service (void(T::*callback)(), const std::string &name)

template<typename T >
void	subscribe_homeassistant_state (void(T::*callback)(StringRef), const std::string &entity_id, const std::string &attribute="")
	Subscribe to the state (or attribute state) of an entity from Home Assistant.

template<typename T >
	ESPDEPRECATED ("Use void callback(StringRef) instead. Will be removed in 2027.1.0.", "2026.1.0") void subscribe_homeassistant_state(void(T
	Subscribe to the state (or attribute state) of an entity from Home Assistant (legacy std::string version).

template<typename T >
void	subscribe_homeassistant_state (void(T::*callback)(const std::string &, StringRef), const std::string &entity_id, const std::string &attribute="")
	Subscribe to the state (or attribute state) of an entity from Home Assistant.

template<typename T >
	ESPDEPRECATED ("Use void callback(const std::string &, StringRef) instead. Will be removed in 2027.1.0.", "2026.1.0") void subscribe_homeassistant_state(void(T
	Subscribe to the state (or attribute state) of an entity from Home Assistant (legacy std::string version).

template<typename T >
void	subscribe_homeassistant_state (void(T::*callback)(StringRef), const std::string &entity_id, const std::string &attribute="")

template<typename T >
void	subscribe_homeassistant_state (void(T::*callback)(std::string), const std::string &entity_id, const std::string &attribute="")

template<typename T >
void	subscribe_homeassistant_state (void(T::*callback)(const std::string &, StringRef), const std::string &entity_id, const std::string &attribute="")

template<typename T >
void	subscribe_homeassistant_state (void(T::*callback)(std::string, std::string), const std::string &entity_id, const std::string &attribute="")

void	call_homeassistant_service (const std::string &service_name)
	Call a Home Assistant service from ESPHome.

void	call_homeassistant_service (const std::string &service_name, const std::map< std::string, std::string > &data)
	Call a Home Assistant service from ESPHome.

void	fire_homeassistant_event (const std::string &event_name)
	Fire an ESPHome event in Home Assistant.

void	fire_homeassistant_event (const std::string &service_name, const std::map< std::string, std::string > &data)
	Fire an ESPHome event in Home Assistant.

template<typename T = void>
void	call_homeassistant_service (const std::string &service_name)

template<typename T = void>
void	call_homeassistant_service (const std::string &service_name, const std::map< std::string, std::string > &data)

template<typename T = void>
void	fire_homeassistant_event (const std::string &event_name)

template<typename T = void>
void	fire_homeassistant_event (const std::string &service_name, const std::map< std::string, std::string > &data)

Detailed Description

Definition at line 29 of file custom_api_device.h.

Member Function Documentation

◆ call_homeassistant_service() [1/4]

void esphome::api::CustomAPIDevice::call_homeassistant_service ( const std::string & service_name )

inline

Call a Home Assistant service from ESPHome.

Usage:

call_homeassistant_service("homeassistant.restart");

esphome::api::CustomAPIDevice::call_homeassistant_service

void call_homeassistant_service(const std::string &service_name)

Call a Home Assistant service from ESPHome.

Definition custom_api_device.h:248

Parameters

service_name The service to call.

Definition at line 248 of file custom_api_device.h.

◆ call_homeassistant_service() [2/4]

template<typename T = void>

void esphome::api::CustomAPIDevice::call_homeassistant_service ( const std::string & service_name )

inline

Definition at line 323 of file custom_api_device.h.

◆ call_homeassistant_service() [3/4]

void esphome::api::CustomAPIDevice::call_homeassistant_service	(	const std::string &	service_name,
		const std::map< std::string, std::string > &	data )

inline

Call a Home Assistant service from ESPHome.

Usage:

call_homeassistant_service("light.turn_on", {
  {"entity_id", "light.my_light"},
  {"brightness", "127"},
});

Parameters

service_name	The service to call.
data	The data for the service call, mapping from string to string.

Definition at line 268 of file custom_api_device.h.

◆ call_homeassistant_service() [4/4]

template<typename T = void>

void esphome::api::CustomAPIDevice::call_homeassistant_service	(	const std::string &	service_name,
		const std::map< std::string, std::string > &	data )

inline

Definition at line 329 of file custom_api_device.h.

◆ ESPDEPRECATED() [1/2]

template<typename T >

esphome::api::CustomAPIDevice::ESPDEPRECATED	(	"Use void callback(const std::string &, StringRef) instead. Will be removed in 2027.1.0."	,
		"2026.1.0"	)

inline

Subscribe to the state (or attribute state) of an entity from Home Assistant (legacy std::string version).

Definition at line 193 of file custom_api_device.h.

◆ ESPDEPRECATED() [2/2]

template<typename T >

esphome::api::CustomAPIDevice::ESPDEPRECATED	(	"Use void callback(StringRef) instead. Will be removed in 2027.1.0."	,
		"2026.1.0"	)

inline

Subscribe to the state (or attribute state) of an entity from Home Assistant (legacy std::string version).

Definition at line 149 of file custom_api_device.h.

◆ fire_homeassistant_event() [1/4]

void esphome::api::CustomAPIDevice::fire_homeassistant_event ( const std::string & event_name )

inline

Fire an ESPHome event in Home Assistant.

Usage:

fire_homeassistant_event("esphome.something_happened");

esphome::api::CustomAPIDevice::fire_homeassistant_event

void fire_homeassistant_event(const std::string &event_name)

Fire an ESPHome event in Home Assistant.

Definition custom_api_device.h:290

Parameters

event_name The event to fire.

Definition at line 290 of file custom_api_device.h.

◆ fire_homeassistant_event() [2/4]

template<typename T = void>

void esphome::api::CustomAPIDevice::fire_homeassistant_event ( const std::string & event_name )

inline

Definition at line 334 of file custom_api_device.h.

◆ fire_homeassistant_event() [3/4]

void esphome::api::CustomAPIDevice::fire_homeassistant_event	(	const std::string &	service_name,
		const std::map< std::string, std::string > &	data )

inline

Fire an ESPHome event in Home Assistant.

Usage:

fire_homeassistant_event("esphome.something_happened", {
  {"my_value", "500"},
});

Parameters

event_name	The event to fire.
data	The data for the event, mapping from string to string.

Definition at line 310 of file custom_api_device.h.

◆ fire_homeassistant_event() [4/4]

template<typename T = void>

void esphome::api::CustomAPIDevice::fire_homeassistant_event	(	const std::string &	service_name,
		const std::map< std::string, std::string > &	data )

inline

Definition at line 340 of file custom_api_device.h.

◆ is_connected()

bool esphome::api::CustomAPIDevice::is_connected ( ) const

inline

Return if a client (such as Home Assistant) is connected to the native API.

Definition at line 32 of file custom_api_device.h.

◆ register_service() [1/4]

template<typename T >

void esphome::api::CustomAPIDevice::register_service	(	void(T::*	callback )(),
		const std::string &	name )

inline

Register a custom native API service that will show up in Home Assistant.

Usage:

void setup() override {
  register_service(&CustomNativeAPI::on_hello_world, "hello_world");
}
 
void on_hello_world() {
  // Hello World service called.
}

Template Parameters

T	The class type creating the service, automatically deduced from the function pointer.

Parameters

callback	The member function to call when the service is triggered.
name	The name of the arguments for the service, must match the arguments of the function.

Definition at line 97 of file custom_api_device.h.

◆ register_service() [2/4]

template<typename T >

void esphome::api::CustomAPIDevice::register_service	(	void(T::*	callback )(),
		const std::string &	name )

inline

Definition at line 108 of file custom_api_device.h.

◆ register_service() [3/4]

template<typename T , typename... Ts>

void esphome::api::CustomAPIDevice::register_service	(	void(T::*	callback )(Ts...),
		const std::string &	name,
		const std::array< std::string, sizeof...(Ts)> &	arg_names )

inline

Register a custom native API service that will show up in Home Assistant.

Usage:

void setup() override {
  register_service(&CustomNativeAPI::on_start_washer_cycle, "start_washer_cycle",
                   {"cycle_length"});
}
 
void on_start_washer_cycle(int cycle_length) {
  // Start washer cycle.
}

Template Parameters

T	The class type creating the service, automatically deduced from the function pointer.
Ts	The argument types for the service, automatically deduced from the function arguments.

Parameters

callback	The member function to call when the service is triggered.
name	The name of the service to register.
arg_names	The name of the arguments for the service, must match the arguments of the function.

Definition at line 57 of file custom_api_device.h.

◆ register_service() [4/4]

template<typename T , typename... Ts>

void esphome::api::CustomAPIDevice::register_service	(	void(T::*	callback )(Ts...),
		const std::string &	name,
		const std::array< std::string, sizeof...(Ts)> &	arg_names )

inline

Definition at line 70 of file custom_api_device.h.

◆ subscribe_homeassistant_state() [1/6]

template<typename T >

void esphome::api::CustomAPIDevice::subscribe_homeassistant_state	(	void(T::*	callback )(const std::string &, StringRef),
		const std::string &	entity_id,
		const std::string &	attribute = "" )

inline

Subscribe to the state (or attribute state) of an entity from Home Assistant.

Usage:

void setup() override {
  subscribe_homeassistant_state(&CustomNativeAPI::on_state_changed, "sensor.weather_forecast");
}
 
void on_state_changed(const std::string &entity_id, StringRef state) {
  // State of `entity_id` is `state`
}

Template Parameters

T	The class type creating the service, automatically deduced from the function pointer.

Parameters

callback	The member function to call when the entity state changes (zero-allocation for state).
entity_id	The entity_id to track.
attribute	The entity state attribute to track.

Definition at line 180 of file custom_api_device.h.

◆ subscribe_homeassistant_state() [2/6]

template<typename T >

void esphome::api::CustomAPIDevice::subscribe_homeassistant_state	(	void(T::*	callback )(const std::string &, StringRef),
		const std::string &	entity_id,
		const std::string &	attribute = "" )

inline

Definition at line 221 of file custom_api_device.h.

◆ subscribe_homeassistant_state() [3/6]

template<typename T >

void esphome::api::CustomAPIDevice::subscribe_homeassistant_state	(	void(T::*	callback )(std::string),
		const std::string &	entity_id,
		const std::string &	attribute = "" )

inline

Definition at line 213 of file custom_api_device.h.

◆ subscribe_homeassistant_state() [4/6]

template<typename T >

void esphome::api::CustomAPIDevice::subscribe_homeassistant_state	(	void(T::*	callback )(std::string, std::string),
		const std::string &	entity_id,
		const std::string &	attribute = "" )

inline

Definition at line 229 of file custom_api_device.h.

◆ subscribe_homeassistant_state() [5/6]

template<typename T >

void esphome::api::CustomAPIDevice::subscribe_homeassistant_state	(	void(T::*	callback )(StringRef),
		const std::string &	entity_id,
		const std::string &	attribute = "" )

inline

Subscribe to the state (or attribute state) of an entity from Home Assistant.

Usage:

void setup() override {
  subscribe_homeassistant_state(&CustomNativeAPI::on_state_changed, "climate.kitchen", "current_temperature");
}
 
void on_state_changed(StringRef state) {
  // State of climate.kitchen current_temperature is `state`
  // Use state.c_str() for C string, state.str() for std::string
}

Template Parameters

T	The class type creating the service, automatically deduced from the function pointer.

Parameters

callback	The member function to call when the entity state changes (zero-allocation).
entity_id	The entity_id to track.
attribute	The entity state attribute to track.

Definition at line 137 of file custom_api_device.h.

◆ subscribe_homeassistant_state() [6/6]

template<typename T >

void esphome::api::CustomAPIDevice::subscribe_homeassistant_state	(	void(T::*	callback )(StringRef),
		const std::string &	entity_id,
		const std::string &	attribute = "" )

inline

Definition at line 205 of file custom_api_device.h.

The documentation for this class was generated from the following file:

esphome/components/api/custom_api_device.h

Public Member Functions

Detailed Description

Member Function Documentation

◆ call_homeassistant_service() [1/4]

◆ call_homeassistant_service() [2/4]

◆ call_homeassistant_service() [3/4]

◆ call_homeassistant_service() [4/4]

◆ ESPDEPRECATED() [1/2]

◆ ESPDEPRECATED() [2/2]

◆ fire_homeassistant_event() [1/4]

◆ fire_homeassistant_event() [2/4]

◆ fire_homeassistant_event() [3/4]

◆ fire_homeassistant_event() [4/4]

◆ is_connected()

◆ register_service() [1/4]

◆ register_service() [2/4]

◆ register_service() [3/4]

◆ register_service() [4/4]

◆ subscribe_homeassistant_state() [1/6]

◆ subscribe_homeassistant_state() [2/6]

◆ subscribe_homeassistant_state() [3/6]

◆ subscribe_homeassistant_state() [4/6]

◆ subscribe_homeassistant_state() [5/6]

◆ subscribe_homeassistant_state() [6/6]