xentara::workbench::bindings::PropertyChangedCallback Class Reference

A callback for changes to a property. More...

#include <xentara/workbench/bindings/PropertyChangedCallback.hpp>

Classes
class	FullVisitor
class	NonNullVisitor
class	SimpleVisitor

Public Member Functions
	PropertyChangedCallback ()=default
	Default constructor.
	PropertyChangedCallback (std::nullptr_t)
	Default constructor.
template<std::invocable Callback> requires (!std::invocable<Callback, Action, std::size_t>)
	PropertyChangedCallback (Callback &&callback)
	Constructor for a simple callback.
template<std::invocable< Action, std::size_t > Callback>
	PropertyChangedCallback (Callback &&callback)
	Constructor for a full callback.
	operator bool () const noexcept
	Check whether a callback has been set.
auto	operator() () const -> void
	Calls the callback signalling a value change.
auto	operator() (Action action, std::size_t index={}) const -> void
	Calls the callback signalling an arbitrary change.

Detailed Description

A callback for changes to a property.

Constructor & Destructor Documentation

PropertyChangedCallback() [1/4]

xentara::workbench::bindings::PropertyChangedCallback::PropertyChangedCallback ( )

default

Default constructor.

PropertyChangedCallback() [2/4]

xentara::workbench::bindings::PropertyChangedCallback::PropertyChangedCallback

(

std::nullptr_t

)

Default constructor.

PropertyChangedCallback() [3/4]

template<std::invocable Callback>
requires (!std::invocable<Callback, Action, std::size_t>)

xentara::workbench::bindings::PropertyChangedCallback::PropertyChangedCallback

(

Callback &&

callback

)

Constructor for a simple callback.

PropertyChangedCallback() [4/4]

template<std::invocable< Action, std::size_t > Callback>

xentara::workbench::bindings::PropertyChangedCallback::PropertyChangedCallback

(

Callback &&

callback

)

Constructor for a full callback.

Member Function Documentation

operator bool()

xentara::workbench::bindings::PropertyChangedCallback::operator bool ( ) const

explicitnoexcept

Check whether a callback has been set.

operator()() [1/2]

auto xentara::workbench::bindings::PropertyChangedCallback::operator()

(

)

const -> void

Calls the callback signalling a value change.

Exceptions

std::bad_function_call	No callback has been set
Rethrows	any exception thrown by the callback

operator()() [2/2]

auto xentara::workbench::bindings::PropertyChangedCallback::operator()	(	Action	action,
		std::size_t	index = {}
	)		const -> void

Calls the callback signalling an arbitrary change.

Exceptions

std::bad_function_call	No callback has been set
Rethrows	any exception thrown by the callback