Implementation of the NodeParameters part of the Node API. More...

#include <node_parameters.hpp>

Inheritance diagram for rclcpp::node_interfaces::NodeParameters:

Collaboration diagram for rclcpp::node_interfaces::NodeParameters:

Public Types
using	CallbacksContainerType = std::list< OnSetParametersCallbackHandle::WeakPtr >

Public Types inherited from rclcpp::node_interfaces::NodeParametersInterface
using	OnParametersSetCallbackType = OnSetParametersCallbackHandle::OnParametersSetCallbackType

Public Member Functions
	NodeParameters (const node_interfaces::NodeBaseInterface::SharedPtr node_base, const node_interfaces::NodeLoggingInterface::SharedPtr node_logging, const node_interfaces::NodeTopicsInterface::SharedPtr node_topics, const node_interfaces::NodeServicesInterface::SharedPtr node_services, const node_interfaces::NodeClockInterface::SharedPtr node_clock, const std::vector< Parameter > &parameter_overrides, bool start_parameter_services, bool start_parameter_event_publisher, const rclcpp::QoS &parameter_event_qos, const rclcpp::PublisherOptionsBase &parameter_event_publisher_options, bool allow_undeclared_parameters, bool automatically_declare_parameters_from_overrides)

virtual	~NodeParameters ()

const rclcpp::ParameterValue &	declare_parameter (const std::string &name, const rclcpp::ParameterValue &default_value, const rcl_interfaces::msg::ParameterDescriptor &parameter_descriptor, bool ignore_override) override
	Declare and initialize a parameter. More...

void	undeclare_parameter (const std::string &name) override
	Undeclare a parameter. More...

bool	has_parameter (const std::string &name) const override
	Return true if the parameter has been declared, otherwise false. More...

std::vector< rcl_interfaces::msg::SetParametersResult >	set_parameters (const std::vector< rclcpp::Parameter > &parameters) override
	Set one or more parameters, one at a time. More...

rcl_interfaces::msg::SetParametersResult	set_parameters_atomically (const std::vector< rclcpp::Parameter > &parameters) override
	Set and initialize a parameter, all at once. More...

std::vector< rclcpp::Parameter >	get_parameters (const std::vector< std::string > &names) const override
	Get descriptions of parameters given their names. More...

rclcpp::Parameter	get_parameter (const std::string &name) const override
	Get the description of one parameter given a name. More...

bool	get_parameter (const std::string &name, rclcpp::Parameter &parameter) const override
	Get the description of one parameter given a name. More...

bool	get_parameters_by_prefix (const std::string &prefix, std::map< std::string, rclcpp::Parameter > &parameters) const override
	Get all parameters that have the specified prefix into the parameters map. More...

std::vector< rcl_interfaces::msg::ParameterDescriptor >	describe_parameters (const std::vector< std::string > &names) const override

std::vector< uint8_t >	get_parameter_types (const std::vector< std::string > &names) const override

rcl_interfaces::msg::ListParametersResult	list_parameters (const std::vector< std::string > &prefixes, uint64_t depth) const override

OnSetParametersCallbackHandle::SharedPtr	add_on_set_parameters_callback (OnParametersSetCallbackType callback) override
	Add a callback for when parameters are being set. More...

void	remove_on_set_parameters_callback (const OnSetParametersCallbackHandle *const handler) override
	Remove a callback registered with `add_on_set_parameters_callback`. More...

OnParametersSetCallbackType	set_on_parameters_set_callback (OnParametersSetCallbackType callback) override
	Register a callback for when parameters are being set, return an existing one. More...

const std::map< std::string, rclcpp::ParameterValue > &	get_parameter_overrides () const override
	Return the initial parameter values used by the NodeParameters to override default values. More...

Public Member Functions inherited from rclcpp::node_interfaces::NodeParametersInterface
virtual	~NodeParametersInterface ()=default

Detailed Description

Implementation of the NodeParameters part of the Node API.

Member Typedef Documentation

◆ CallbacksContainerType

using rclcpp::node_interfaces::NodeParameters::CallbacksContainerType = std::list<OnSetParametersCallbackHandle::WeakPtr>

Constructor & Destructor Documentation

◆ NodeParameters()

rclcpp::node_interfaces::NodeParameters::NodeParameters	(	const node_interfaces::NodeBaseInterface::SharedPtr	node_base,
		const node_interfaces::NodeLoggingInterface::SharedPtr	node_logging,
		const node_interfaces::NodeTopicsInterface::SharedPtr	node_topics,
		const node_interfaces::NodeServicesInterface::SharedPtr	node_services,
		const node_interfaces::NodeClockInterface::SharedPtr	node_clock,
		const std::vector< Parameter > &	parameter_overrides,
		bool	start_parameter_services,
		bool	start_parameter_event_publisher,
		const rclcpp::QoS &	parameter_event_qos,
		const rclcpp::PublisherOptionsBase &	parameter_event_publisher_options,
		bool	allow_undeclared_parameters,
		bool	automatically_declare_parameters_from_overrides
	)

◆ ~NodeParameters()

virtual rclcpp::node_interfaces::NodeParameters::~NodeParameters ( )

virtual

Member Function Documentation

◆ declare_parameter()

const rclcpp::ParameterValue& rclcpp::node_interfaces::NodeParameters::declare_parameter	(	const std::string &	name,
		const rclcpp::ParameterValue &	default_value,
		const rcl_interfaces::msg::ParameterDescriptor &	parameter_descriptor,
		bool	ignore_override
	)

overridevirtual

Declare and initialize a parameter.

See also: rclcpp::Node::declare_parameter

Implements rclcpp::node_interfaces::NodeParametersInterface.

◆ undeclare_parameter()

void rclcpp::node_interfaces::NodeParameters::undeclare_parameter ( const std::string & name )

overridevirtual

Undeclare a parameter.

See also: rclcpp::Node::undeclare_parameter

Implements rclcpp::node_interfaces::NodeParametersInterface.

◆ has_parameter()

bool rclcpp::node_interfaces::NodeParameters::has_parameter ( const std::string & name ) const

overridevirtual

Return true if the parameter has been declared, otherwise false.

See also: rclcpp::Node::has_parameter

Implements rclcpp::node_interfaces::NodeParametersInterface.

◆ set_parameters()

std::vector<rcl_interfaces::msg::SetParametersResult> rclcpp::node_interfaces::NodeParameters::set_parameters ( const std::vector< rclcpp::Parameter > & parameters )

overridevirtual

Set one or more parameters, one at a time.

See also: rclcpp::Node::set_parameters

Implements rclcpp::node_interfaces::NodeParametersInterface.

◆ set_parameters_atomically()

rcl_interfaces::msg::SetParametersResult rclcpp::node_interfaces::NodeParameters::set_parameters_atomically ( const std::vector< rclcpp::Parameter > & parameters )

overridevirtual

Set and initialize a parameter, all at once.

See also: rclcpp::Node::set_parameters_atomically

Implements rclcpp::node_interfaces::NodeParametersInterface.

◆ get_parameters()

std::vector<rclcpp::Parameter> rclcpp::node_interfaces::NodeParameters::get_parameters ( const std::vector< std::string > & names ) const

overridevirtual

Get descriptions of parameters given their names.

Implements rclcpp::node_interfaces::NodeParametersInterface.

◆ get_parameter() [1/2]

rclcpp::Parameter rclcpp::node_interfaces::NodeParameters::get_parameter ( const std::string & name ) const

overridevirtual

Get the description of one parameter given a name.

Implements rclcpp::node_interfaces::NodeParametersInterface.

◆ get_parameter() [2/2]

bool rclcpp::node_interfaces::NodeParameters::get_parameter	(	const std::string &	name,
		rclcpp::Parameter &	parameter
	)		const

overridevirtual

Get the description of one parameter given a name.

Implements rclcpp::node_interfaces::NodeParametersInterface.

◆ get_parameters_by_prefix()

bool rclcpp::node_interfaces::NodeParameters::get_parameters_by_prefix	(	const std::string &	prefix,
		std::map< std::string, rclcpp::Parameter > &	parameters
	)		const

overridevirtual

Get all parameters that have the specified prefix into the parameters map.

Implements rclcpp::node_interfaces::NodeParametersInterface.

◆ describe_parameters()

std::vector<rcl_interfaces::msg::ParameterDescriptor> rclcpp::node_interfaces::NodeParameters::describe_parameters ( const std::vector< std::string > & names ) const

overridevirtual

Implements rclcpp::node_interfaces::NodeParametersInterface.

◆ get_parameter_types()

std::vector<uint8_t> rclcpp::node_interfaces::NodeParameters::get_parameter_types ( const std::vector< std::string > & names ) const

overridevirtual

Implements rclcpp::node_interfaces::NodeParametersInterface.

◆ list_parameters()

rcl_interfaces::msg::ListParametersResult rclcpp::node_interfaces::NodeParameters::list_parameters	(	const std::vector< std::string > &	prefixes,
		uint64_t	depth
	)		const

overridevirtual

Implements rclcpp::node_interfaces::NodeParametersInterface.

◆ add_on_set_parameters_callback()

OnSetParametersCallbackHandle::SharedPtr rclcpp::node_interfaces::NodeParameters::add_on_set_parameters_callback ( OnParametersSetCallbackType callback )

overridevirtual

Add a callback for when parameters are being set.