Signal

---

Classes for the signal and slot structure.

Classes
class	Dali::BaseSignal
	Implementation class for Dali::Signal. More...
class	Dali::CallbackBase
	Callback base class to hold the data for callback function and member function calls. More...
struct	Dali::Destroyer< T >
	Dispatcher to delete an object. More...
struct	Dali::Dispatcher0< T >
	Dispatcher to call the actual member function. More...
struct	Dali::Dispatcher1< T, P1 >
	Dispatcher to call the actual member function. More...
struct	Dali::Dispatcher2< T, P1, P2 >
	Dispatcher to call the actual member function. More...
struct	Dali::Dispatcher3< T, P1, P2, P3 >
	Dispatcher to call the actual member function. More...
struct	Dali::DispatcherReturn0< T, R >
	Dispatcher to call the actual member function. More...
struct	Dali::DispatcherReturn1< T, R, P1 >
	Dispatcher to call the actual member function. More...
struct	Dali::DispatcherReturn2< T, R, P1, P2 >
	Dispatcher to call the actual member function. More...
struct	Dali::DispatcherReturn3< T, R, P1, P2, P3 >
	Dispatcher to call the actual member function. More...
struct	Dali::FunctorDispatcher0< T >
	Dispatcher to call a functor. More...
struct	Dali::FunctorDispatcher1< T, P1 >
	Dispatcher to call a functor. More...
struct	Dali::FunctorDispatcher2< T, P1, P2 >
	Dispatcher to call a functor. More...
struct	Dali::FunctorDispatcher3< T, P1, P2, P3 >
	Dispatcher to call a functor. More...
struct	Dali::FunctorDispatcherReturn0< T, R >
	Dispatcher to call a functor. More...
struct	Dali::FunctorDispatcherReturn1< T, R, P1 >
	Dispatcher to call a functor. More...
struct	Dali::FunctorDispatcherReturn2< T, R, P1, P2 >
	Dispatcher to call a functor. More...
struct	Dali::FunctorDispatcherReturn3< T, R, P1, P2, P3 >
	Dispatcher to call a functor. More...
struct	Dali::VoidFunctorDispatcher0< T >
	Dispatcher to call a functor. More...
struct	Dali::VoidFunctorDispatcher1< T, P1 >
	Dispatcher to call a functor. More...
struct	Dali::VoidFunctorDispatcher2< T, P1, P2 >
	Dispatcher to call a functor. More...
struct	Dali::VoidFunctorDispatcher3< T, P1, P2, P3 >
	Dispatcher to call a functor. More...
struct	Dali::VoidFunctorDispatcherReturn0< T, R >
	Dispatcher to call a functor. More...
struct	Dali::VoidFunctorDispatcherReturn1< T, R, P1 >
	Dispatcher to call a functor. More...
struct	Dali::VoidFunctorDispatcherReturn2< T, R, P1, P2 >
	Dispatcher to call a functor. More...
struct	Dali::VoidFunctorDispatcherReturn3< T, R, P1, P2, P3 >
	Dispatcher to call a functor. More...
class	Dali::Callback< T >
	Thin template to provide type safety for member function callbacks. More...
class	Dali::CallbackFunction
	Specializations for static function callbacks. More...
class	Dali::CallbackFunctor0< T >
	Specializations for function object callbacks. More...
class	Dali::CallbackFunctorDelegate0
	Function object callback for connecting void() methods. More...
class	Dali::CallbackFunctor1< T, P1 >
	Function object callback for matching callbacks to signal signature. More...
class	Dali::CallbackFunctorDelegate1< P1 >
	Function object callback for connecting void() methods. More...
class	Dali::CallbackFunctor2< T, P1, P2 >
	Function object callback for matching callbacks to signal signature. More...
class	Dali::CallbackFunctorDelegate2< P1, P2 >
	Function object callback for connecting void() methods. More...
class	Dali::CallbackFunctor3< T, P1, P2, P3 >
	Function object callback for matching callbacks to signal signature. More...
class	Dali::CallbackFunctorDelegate3< P1, P2, P3 >
	Function object callback for connecting void() methods. More...
class	Dali::CallbackFunctorReturn0< T, R >
	Function object callback for matching callbacks to signal signature. More...
class	Dali::CallbackFunctorDelegateReturn0< R >
	Function object callback for connecting void() methods. More...
class	Dali::CallbackFunctorReturn1< T, P1, R >
	Function object callback for matching callbacks to signal signature. More...
class	Dali::CallbackFunctorDelegateReturn1< P1, R >
	Function object callback for connecting void() methods. More...
class	Dali::CallbackFunctorReturn2< T, P1, P2, R >
	Function object callback for matching callbacks to signal signature. More...
class	Dali::CallbackFunctorDelegateReturn2< P1, P2, R >
	Function object callback for connecting void() methods. More...
class	Dali::CallbackFunctorReturn3< T, P1, P2, P3, R >
	Function object callback for matching callbacks to signal signature. More...
class	Dali::CallbackFunctorDelegateReturn3< P1, P2, P3, R >
	Function object callback for connecting void() methods. More...
class	Dali::ConnectionTrackerInterface
	Interface used to track connections between signals and slots. More...
class	Dali::ConnectionTracker
	Connection tracker concrete implementation. More...
class	Dali::Signal< _Signature >
	Base Template class to provide signals. More...
class	Dali::Signal< void() >
	A template for Signals with no parameters or return value. More...
class	Dali::Signal< Ret() >
	A template for Signals with no parameters and a return value. More...
class	Dali::Signal< void(Arg0) >
	A template for Signals with 1 parameter. More...
class	Dali::Signal< Ret(Arg0) >
	A template for Signals with 1 parameter and a return value. More...
class	Dali::Signal< void(Arg0, Arg1) >
	A template for Signals with 2 parameters. More...
class	Dali::Signal< Ret(Arg0, Arg1) >
	A template for Signals with 2 parameters and a return value. More...
class	Dali::Signal< void(Arg0, Arg1, Arg2) >
	A template for Signals with 3 parameters. More...
class	Dali::Signal< Ret(Arg0, Arg1, Arg2) >
	A template for Signals with 2 parameters and a return value. More...
struct	Dali::FunctorDispatcher< T >
	Dispatcher to call a functor. More...
struct	Dali::FunctorDestroyer< T >
	Dispatcher to delete a functor object. More...
class	Dali::FunctorDelegate
	Used to connect a void() functor to a signal via BaseObject::SignalConnect(). More...
class	Dali::SlotConnection
	Slot connection is the connection information held by a connection tracker. More...
class	Dali::SignalConnection
	SignalConnection is the connection information held by the signal. More...
class	Dali::SignalObserver
	Abstract interface used by a signal to inform a slot it is disconnecting. More...
class	Dali::SlotObserver
	Abstract Interface used by a slot to inform a signal it is disconnecting. More...
class	Dali::SlotDelegate< Slot >
	SlotDelegates can be used to connect member functions to signals, without inheriting from SlotDelegateInterface. More...
Functions
bool	Dali::operator== (const CallbackBase &lhs, const CallbackBase &rhs)
	Non-member equality operator.
CallbackBase *	Dali::MakeCallback (void(*function)(void))
	Creates a callback from a C function or static member function with no parameters.
template<typename P1 >
CallbackBase *	Dali::MakeCallback (void(*function)(P1))
	Creates a callback from a C function or static member function with one parameter.
template<typename R >
CallbackBase *	Dali::MakeCallback (R(*function)(void))
	Creates a callback from a C function or static member function with no parameters and a return type.
template<typename R , typename P1 >
CallbackBase *	Dali::MakeCallback (R(*function)(P1))
	Creates a callback from a C function or static member function with one parameter and a return type.
template<typename P1 , typename P2 >
CallbackBase *	Dali::MakeCallback (void(*function)(P1, P2))
	Creates a callback from a C function or static member function with two parameters.
template<typename R , typename P1 , typename P2 >
CallbackBase *	Dali::MakeCallback (R(*function)(P1, P2))
	Creates a callback from a C function or static member function with two parameters and a return type.
template<typename P1 , typename P2 , typename P3 >
CallbackBase *	Dali::MakeCallback (void(*function)(P1, P2, P3))
	Creates a callback from a C function or static member function with three parameters.
template<typename R , typename P1 , typename P2 , typename P3 >
CallbackBase *	Dali::MakeCallback (R(*function)(P1, P2, P3))
	Creates a callback from a C function or static member function with three parameters and a return type.
template<class T >
CallbackBase *	Dali::MakeCallback (T *object, void(T::*function)(void))
	Creates a callback from a class member function with no parameters.
template<class T , typename P1 >
CallbackBase *	Dali::MakeCallback (T *object, void(T::*function)(P1))
	Creates a callback from a class member function with one parameter.
template<class T , typename P1 , typename P2 >
CallbackBase *	Dali::MakeCallback (T *object, void(T::*function)(P1, P2))
	Creates a callback from a class member function with two parameters.
template<class T , typename P1 , typename P2 , typename P3 >
CallbackBase *	Dali::MakeCallback (T *object, void(T::*function)(P1, P2, P3))
	Creates a callback from a class member function with three parameters.
template<class T , typename R >
CallbackBase *	Dali::MakeCallback (T *object, R(T::*function)())
	Creates a callback from a class member function with no parameters and a return type.
template<class T , typename P1 , typename R >
CallbackBase *	Dali::MakeCallback (T *object, R(T::*function)(P1))
	Creates a callback from a class member function with one parameter and a return type.
template<class T , typename P1 , typename P2 , typename R >
CallbackBase *	Dali::MakeCallback (T *object, R(T::*function)(P1, P2))
	Creates a callback from a class member function with two parameters and a return type.
template<class T , typename P1 , typename P2 , typename P3 , typename R >
CallbackBase *	Dali::MakeCallback (T *object, R(T::*function)(P1, P2, P3))
	Creates a callback from a class member function with three parameters and a return type.
template<class T , class Base >
CallbackBase *	Dali::MakeCallback (T *object, void(Base::*function)(void))
	Creates a callback from a class's parent member function with no parameters.
template<class T , class Base >
CallbackBase *	Dali::MakeCallback (T &object, void(Base::*function)(void))
	Creates a callback from a class's parent member function with no parameters.

---

Function Documentation

CallbackBase* Dali::MakeCallback

(

void(*)(void)

function

)

Creates a callback from a C function or static member function with no parameters.

Since:

2.4, DALi version 1.0.0

Parameters:

[in]

function

The function to call

Returns:

A newly allocated Callback object, ownership transferred to caller

template<typename P1 >

CallbackBase* Dali::MakeCallback

(

void(*)(P1)

function

)

Creates a callback from a C function or static member function with one parameter.

Since:

2.4, DALi version 1.0.0

Parameters:

[in]

function

The function to call

Returns:

A newly allocated Callback object, ownership transferred to caller

template<typename R >

CallbackBase* Dali::MakeCallback

(

R(*)(void)

function

)

Creates a callback from a C function or static member function with no parameters and a return type.

Since:

2.4, DALi version 1.0.0

Parameters:

[in]

function

The function to call

Returns:

A newly allocated Callback object, ownership transferred to caller

template<typename R , typename P1 >

CallbackBase* Dali::MakeCallback

(

R(*)(P1)

function

)

Creates a callback from a C function or static member function with one parameter and a return type.

Since:

2.4, DALi version 1.0.0

Parameters:

[in]

function

The function to call

Returns:

A newly allocated Callback object, ownership transferred to caller

template<typename P1 , typename P2 >

CallbackBase* Dali::MakeCallback

(

void(*)(P1, P2)

function

)

Creates a callback from a C function or static member function with two parameters.

Since:

2.4, DALi version 1.0.0

Parameters:

[in]

function

The function to call

Returns:

A newly allocated Callback object, ownership transferred to caller

template<typename R , typename P1 , typename P2 >

CallbackBase* Dali::MakeCallback

(

R(*)(P1, P2)

function

)

Creates a callback from a C function or static member function with two parameters and a return type.

Since:

2.4, DALi version 1.0.0

Parameters:

[in]

function

The function to call

Returns:

A newly allocated Callback object, ownership transferred to caller

template<typename P1 , typename P2 , typename P3 >

CallbackBase* Dali::MakeCallback

(

void(*)(P1, P2, P3)

function

)

Creates a callback from a C function or static member function with three parameters.

Since:

2.4, DALi version 1.0.0

Parameters:

[in]

function

The function to call

Returns:

A newly allocated Callback object, ownership transferred to caller

template<typename R , typename P1 , typename P2 , typename P3 >

CallbackBase* Dali::MakeCallback

(

R(*)(P1, P2, P3)

function

)

Creates a callback from a C function or static member function with three parameters and a return type.

Since:

2.4, DALi version 1.0.0

Parameters:

[in]

function

The function to call

Returns:

A newly allocated Callback object, ownership transferred to caller

template<class T >

CallbackBase* Dali::MakeCallback	(	T *	object,
		void(T::*)(void)	function
	)

Creates a callback from a class member function with no parameters.

Requires the function to be member of the same class.

Since:

2.4, DALi version 1.0.0

Parameters:

[in]	object	The object to call
[in]	function	The member function to call

Returns:

A newly allocated Callback object, ownership transferred to caller

template<class T , typename P1 >

CallbackBase* Dali::MakeCallback	(	T *	object,
		void(T::*)(P1)	function
	)

Creates a callback from a class member function with one parameter.

Requires the function to be member of the same class.

Since:

2.4, DALi version 1.0.0

Parameters:

[in]	object	The object to call
[in]	function	The member function to call

Returns:

A newly allocated Callback object, ownership transferred to caller

template<class T , typename P1 , typename P2 >

CallbackBase* Dali::MakeCallback	(	T *	object,
		void(T::*)(P1, P2)	function
	)

Creates a callback from a class member function with two parameters.

Requires the function to be member of the same class.

Since:

2.4, DALi version 1.0.0

Parameters:

[in]	object	The object to call
[in]	function	The member function to call

Returns:

A newly allocated Callback object, ownership transferred to caller

template<class T , typename P1 , typename P2 , typename P3 >

CallbackBase* Dali::MakeCallback	(	T *	object,
		void(T::*)(P1, P2, P3)	function
	)

Creates a callback from a class member function with three parameters.

Requires the function to be member of the same class.

Since:

2.4, DALi version 1.0.0

Parameters:

[in]	object	The object to call
[in]	function	The member function to call

Returns:

A newly allocated Callback object, ownership transferred to caller

template<class T , typename R >

CallbackBase* Dali::MakeCallback	(	T *	object,
		R(T::*)()	function
	)

Creates a callback from a class member function with no parameters and a return type.

Requires the function to be member of the same class.

Since:

2.4, DALi version 1.0.0

Parameters:

[in]	object	The object to call
[in]	function	The member function to call

Returns:

A newly allocated Callback object, ownership transferred to caller

template<class T , typename P1 , typename R >

CallbackBase* Dali::MakeCallback	(	T *	object,
		R(T::*)(P1)	function
	)

Creates a callback from a class member function with one parameter and a return type.

Requires the function to be member of the same class.

Since:

2.4, DALi version 1.0.0

Parameters:

[in]	object	The object to call
[in]	function	The member function to call

Returns:

A newly allocated Callback object, ownership transferred to caller

template<class T , typename P1 , typename P2 , typename R >

CallbackBase* Dali::MakeCallback	(	T *	object,
		R(T::*)(P1, P2)	function
	)

Creates a callback from a class member function with two parameters and a return type.

Requires the function to be member of the same class.

Since:

2.4, DALi version 1.0.0

Parameters:

[in]	object	The object to call
[in]	function	The member function to call

Returns:

A newly allocated Callback object, ownership transferred to caller

template<class T , typename P1 , typename P2 , typename P3 , typename R >

CallbackBase* Dali::MakeCallback	(	T *	object,
		R(T::*)(P1, P2, P3)	function
	)

Creates a callback from a class member function with three parameters and a return type.

Requires the function to be member of the same class.

Since:

2.4, DALi version 1.0.0

Parameters:

[in]	object	The object to call
[in]	function	The member function to call

Returns:

A newly allocated Callback object, ownership transferred to caller

template<class T , class Base >

CallbackBase* Dali::MakeCallback	(	T *	object,
		void(Base::*)(void)	function
	)

Creates a callback from a class's parent member function with no parameters.

Requires the function to be member of the same class.

Since:

2.4, DALi version 1.0.0

Parameters:

[in]	object	The object to call
[in]	function	The member function to call

Returns:

A newly allocated Callback object, ownership transferred to caller

template<class T , class Base >

CallbackBase* Dali::MakeCallback	(	T &	object,
		void(Base::*)(void)	function
	)

Creates a callback from a class's parent member function with no parameters.

Requires the function to be member of the same class.

Since:

2.4, DALi version 1.0.0

Parameters:

[in]	object	The object to call
[in]	function	The member function to call

Returns:

A newly allocated Callback object, ownership transferred to caller

bool Dali::operator==	(	const CallbackBase &	lhs,
		const CallbackBase &	rhs
	)

Non-member equality operator.

Since:

2.4, DALi version 1.0.0

Parameters:

[in]	lhs	A reference to compare
[in]	rhs	A reference to compare to

Returns:

True if lhs is same as rhs