qx::subject< observer_t > Class Template Reference

Class maintains a list of its dependents, called observers, and notifies them automatically of any state changes. More...

#include <observer.h>

Inheritance diagram for qx::subject< observer_t >:

Public Member Functions
observer_token	attach (observer_t *pObserver) noexcept
	Attach observer to this subject. More...
void	notify (const notify_func &notifyFunc) const noexcept
	Notify all observers. More...
iterator	begin ()
	Return iterator to beginning. More...
const_iterator	begin () const
	Return iterator to beginning. More...
const_iterator	cbegin () const
	Return const iterator to beginning. More...
iterator	end ()
	Return iterator to end. More...
const_iterator	end () const
	Return iterator to end. More...
const_iterator	cend () const
	Return const iterator to end. More...
reverse_iterator	rbegin ()
	Return reverse iterator to reverse beginning. More...
const_reverse_iterator	rbegin () const
	Return reverse iterator to reverse beginning. More...
const_reverse_iterator	crbegin () const
	Return const reverse iterator to reverse beginning. More...
reverse_iterator	rend ()
	Return reverse iterator to reverse end. More...
const_reverse_iterator	rend () const
	Return reverse iterator to reverse end. More...
const_reverse_iterator	crend () const
	Return const reverse iterator to reverse end. More...
size_t	get_num_observers () const noexcept
	Get number of observers attached to this subject. More...

Additional Inherited Members

Detailed Description

template<class observer_t>
class qx::subject< observer_t >

Class maintains a list of its dependents, called observers, and notifies them automatically of any state changes.

~

Template Parameters

observer_t

- observer type

Author

Khrapov

Date

6.03.2021

Definition at line 119 of file observer.h.

Member Function Documentation

attach()

template<class observer_t >

observer_token qx::subject< observer_t >::attach ( observer_t *  pObserver )

inlinenoexcept

Attach observer to this subject.

Parameters

pObserver

- observer pointer

Return values

-	observer_token for auto detaching observer from this subject

Definition at line 159 of file observer.inl.

begin() [1/2]

template<class observer_t >

subject< observer_t >::const_iterator qx::subject< observer_t >::begin ( void  )

inline

Return iterator to beginning.

Return values

-	iterator to beginning

Definition at line 182 of file observer.inl.

begin() [2/2]

template<class observer_t >

const_iterator qx::subject< observer_t >::begin

(

)

const

Return iterator to beginning.

Return values

-	iterator to beginning

cbegin()

template<class observer_t >

subject< observer_t >::const_iterator qx::subject< observer_t >::cbegin ( void  ) const

inline

Return const iterator to beginning.

Return values

-	const iterator to beginning

Definition at line 194 of file observer.inl.

cend()

template<class observer_t >

subject< observer_t >::const_iterator qx::subject< observer_t >::cend ( void  ) const

inline

Return const iterator to end.

Return values

-	const iterator to end

Definition at line 212 of file observer.inl.

crbegin()

template<class observer_t >

subject< observer_t >::const_reverse_iterator qx::subject< observer_t >::crbegin

inline

Return const reverse iterator to reverse beginning.

Return values

-	const reverse iterator to reverse beginning

Definition at line 230 of file observer.inl.

crend()

template<class observer_t >

subject< observer_t >::const_reverse_iterator qx::subject< observer_t >::crend

inline

Return const reverse iterator to reverse end.

Return values

-	const reverse iterator to reverse end

Definition at line 248 of file observer.inl.

end() [1/2]

template<class observer_t >

subject< observer_t >::const_iterator qx::subject< observer_t >::end ( void  )

inline

Return iterator to end.

Return values

-	iterator to end

Definition at line 200 of file observer.inl.

end() [2/2]

template<class observer_t >

const_iterator qx::subject< observer_t >::end

(

)

const

Return iterator to end.

Return values

-	iterator to end

get_num_observers()

template<class observer_t >

size_t qx::subject< observer_t >::get_num_observers

inlinenoexcept

Get number of observers attached to this subject.

Return values

-	number of observers attached to this subject

Definition at line 254 of file observer.inl.

notify()

template<class observer_t >

void qx::subject< observer_t >::notify ( const notify_func &  notifyFunc ) const

inlinenoexcept

Notify all observers.

Parameters

notifyFunc

- callback

Definition at line 175 of file observer.inl.

rbegin() [1/2]

template<class observer_t >

subject< observer_t >::const_reverse_iterator qx::subject< observer_t >::rbegin ( void  )

inline

Return reverse iterator to reverse beginning.

Return values

-	reverse iterator to reverse beginning

Definition at line 218 of file observer.inl.

rbegin() [2/2]

template<class observer_t >

const_reverse_iterator qx::subject< observer_t >::rbegin

(

)

const

Return reverse iterator to reverse beginning.

Return values

-	reverse iterator to reverse beginning

rend() [1/2]

template<class observer_t >

subject< observer_t >::const_reverse_iterator qx::subject< observer_t >::rend ( void  )

inline

Return reverse iterator to reverse end.

Return values

-	reverse iterator to reverse end

Definition at line 236 of file observer.inl.

rend() [2/2]

template<class observer_t >

const_reverse_iterator qx::subject< observer_t >::rend

(

)

const

Return reverse iterator to reverse end.

Return values

-	reverse iterator to reverse end

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

• include/qx/patterns/observer.h
• include/qx/patterns/observer.inl