Base::Observer< _MessageType > Class Template Reference

#include <Observer.h>

Public Member Functions
	Observer ()
virtual	~Observer ()
virtual void	onChange (Subject< _MessageType > *rCaller, _MessageType rcReason)=0
virtual void	onDestroy (Subject< _MessageType > &)
virtual const char *	name (void)
void	setObserverPriority (int priority)
int	getObserverPriority () const
void	setAttached (Subject< _MessageType > *t)
void	setDetached (Subject< _MessageType > *t)

Detailed Description

template<class _MessageType>
class Base::Observer< _MessageType >

Observer class Implementation of the well known Observer Design Pattern. The observed object, which inherit FCSubject, will call all its observers in case of changes. A observer class has to Attach itself to the observed object.

See also

FCSubject

Constructor & Destructor Documentation

Observer()

template<class _MessageType>

Base::Observer< _MessageType >::Observer ( )

inline

A constructor. No special function so far.

~Observer()

template<class _MessageType>

virtual Base::Observer< _MessageType >::~Observer ( )

inlinevirtual

A destructor. No special function so far.

Member Function Documentation

getObserverPriority()

template<class _MessageType>

int Base::Observer< _MessageType >::getObserverPriority ( ) const

inline

name()

template<class _MessageType>

virtual const char* Base::Observer< _MessageType >::name ( void  )

inlinevirtual

This method can be reimplemented from the concrete Observer and returns the name of the observer. Needed to use the Get method of the Subject.

onChange()

template<class _MessageType>

virtual void Base::Observer< _MessageType >::onChange ( Subject< _MessageType > *  rCaller, _MessageType  rcReason  )

pure virtual

This method need to be reimplemented from the concrete Observer and get called by the observed class

Parameters

pCaller

a reference to the calling object

onDestroy()

template<class _MessageType>

virtual void Base::Observer< _MessageType >::onDestroy ( Subject< _MessageType > &  )

inlinevirtual

This method need to be reimplemented from the concrete Observer and get called by the observed class

Parameters

pCaller

a reference to the calling object

setAttached()

template<class _MessageType>

void Base::Observer< _MessageType >::setAttached ( Subject< _MessageType > *  t )

inline

setDetached()

template<class _MessageType>

void Base::Observer< _MessageType >::setDetached ( Subject< _MessageType > *  t )

inline

setObserverPriority()

template<class _MessageType>

void Base::Observer< _MessageType >::setObserverPriority ( int  priority )

inline

Observers with higher priority will be called first. Default priority is 1.

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

• D:/CadworkJobs/Softwareprojekte/Lexocad/V27.0/lexocad/Base/include/Base/Observer.h