MetaProtocol Class Reference

Duck-typed protocol. More...

#include <cc/MetaProtocol>

Inheritance diagram for MetaProtocol:

Public Member Functions
	MetaProtocol ()=default
	Create a primordial meta-protocol.
	MetaProtocol (New)
	Create a meta-protocol.
void	define (const MetaPrototype &prototype)
	Define a new type of meta-object that is allowed to appear.
const Map< String, MetaPrototype > &	prototypes () const
	Get the set of meta-objects types that are defined by this protocol (sans the parent's protocols types)
long	minCount () const
	Minimum number of objects allowed by the protocol
long	maxCount () const
	Maximum number of objects allowed by the protocol
void	setMinCount (long newValue)
	Set the minimum number of objects allowed by the protocol to newValue
void	setMaxCount (long newValue)
	Set the maximum number of objects allowed by the protocol to newValue
bool	lookup (const String &className, Out< MetaPrototype > prototype) const
	Search for prototype by its class name within this protocol
MetaObject	defaultObject () const
	Default meta-object
void	setDefaultObject (const MetaObject &object)
	Set the default meta-object to object
Public Member Functions inherited from Object
	Object ()=default
	Create a null object.
	operator bool () const
	Check if this is a non-null object.
bool	isNull () const
	Check if this is a null object.
template<class T >
bool	is () const
	Check if this object is of type T.
template<class T >
T	as () const
	Cast this object to type T.
bool	isWeak () const
	Check if the underlying object reference is weak.
bool	operator== (const Object &other) const
	Equality operator.
std::strong_ordering	operator<=> (const Object &other) const
	Ordering operator.
long	useCount () const
	Reference count.

Protected Member Functions
	MetaProtocol (State *newState)
void	inherit (const MetaProtocol &parent)
	Inherit the definitions of protocol parent.
const State &	me () const
State &	me ()
Protected Member Functions inherited from Object
template<class T >
T	weak () const
template<class T >
void	initOnce ()
	Create the object state when called the first time.
template<class T >
void	initOncePerThread ()
	Create a distinct object state for each thread when called the first time in that thread.
	Object (State *newState)
	Initialize object with newState.
	Object (State *state, Alias)
	Object (State *state, Weak)
Object &	operator= (std::nullptr_t)

Additional Inherited Members
Static Protected Member Functions inherited from Object
template<class T >
static T	alias (const State *state)
	Create an alias object for the given state.
template<class T >
static T	weak (const State *state)
Protected Attributes inherited from Object
Handle< State >	me
	Internal object state

Detailed Description

Duck-typed protocol.

Constructor & Destructor Documentation

MetaProtocol() [1/2]

MetaProtocol ( )

default

Create a primordial meta-protocol.

MetaProtocol() [2/2]

MetaProtocol

(

New

)

Create a meta-protocol.

Member Function Documentation

define()

void define

(

const MetaPrototype &

prototype

)

Define a new type of meta-object that is allowed to appear.

prototypes()

const Map< String, MetaPrototype > & prototypes

(

)

const

Get the set of meta-objects types that are defined by this protocol (sans the parent's protocols types)

minCount()

long minCount

(

)

const

Minimum number of objects allowed by the protocol

maxCount()

long maxCount

(

)

const

Maximum number of objects allowed by the protocol

setMinCount()

void setMinCount

(

long

newValue

)

Set the minimum number of objects allowed by the protocol to newValue

setMaxCount()

void setMaxCount

(

long

newValue

)

Set the maximum number of objects allowed by the protocol to newValue

lookup()

bool lookup	(	const String &	className,
		Out< MetaPrototype >	prototype ) const

Search for prototype by its class name within this protocol

defaultObject()

MetaObject defaultObject

(

)

const

Default meta-object

setDefaultObject()

void setDefaultObject

(

const MetaObject &

object

)

Set the default meta-object to object

inherit()

void inherit ( const MetaProtocol & parent )

protected

Inherit the definitions of protocol parent.