LnkWtchActiveContextObserver Class Reference

Inheritance diagram for LnkWtchActiveContextObserver:

Public Member Functions
	LnkWtchActiveContextObserver (IPMUnknown *boss)
	~LnkWtchActiveContextObserver ()
virtual void	AutoAttach ()
virtual void	AutoDetach ()
virtual void	Update (const ClassID &theChange, ISubject *theSubject, const PMIID &protocol, void *changedBy)
void	LazyUpdate (ISubject *theSubject, const PMIID &protocol, const LazyNotificationData *data)
Public Member Functions inherited from CObserver
	CObserver (IPMUnknown *boss, PMIID interfaceID=IID_IOBSERVER)
IChangeManager *	GetChangeManager () const
virtual void	SetAttachIID (PMIID iid)
virtual PMIID	GetAttachIID () const
virtual void	SetEnabled (bool16 state)
virtual bool16	IsEnabled () const

Additional Inherited Members
Public Types inherited from IObserver
enum	{ kDefaultIID = IID_IOBSERVER }
Protected Attributes inherited from CObserver
bool16	fDetachSubjectsOnDelete
PMIID	fAttachIID
const UIDRef	fThisRef
bool16	fEnabled

Detailed Description

Updates a list box user interface to display the contents of this plug-in's cache, ILnkWtchCache. The cache lists the links added to a document since it was opened. There is one cache per document. The user interface onlys display the content of one cache, the cache associated with the document the user is actively working with.

Observes the active context and displays the cache associated with the active document. Observes ILnkWtchCache updates the list box when the cache is changed.

See Also

ILnkWtchCache

Constructor & Destructor Documentation

LnkWtchActiveContextObserver::LnkWtchActiveContextObserver

(

IPMUnknown *

boss

)

Constructor.

Parameters

boss	object on which this interface is aggregated.

LnkWtchActiveContextObserver::~LnkWtchActiveContextObserver

(

)

Destructor.

Member Function Documentation

void LnkWtchActiveContextObserver::AutoAttach ( void  )

virtual

Attaches to the active context and to this plug-in's cache (ILnkWtchCache) if a document is active.

Reimplemented from CObserver.

void LnkWtchActiveContextObserver::AutoDetach ( void  )

virtual

Detaches from the active context and from this plug-in's cache (ILnkWtchCache) if it is attached.

Reimplemented from CObserver.

void LnkWtchActiveContextObserver::LazyUpdate ( ISubject *  theSubject, const PMIID &  protocol, const LazyNotificationData *  data  )

virtual

Handles update when ILnkWtchCache changes.

Parameters

theSubject
protocol
data

Reimplemented from CObserver.

void LnkWtchActiveContextObserver::Update ( const ClassID &  theChange, ISubject *  theSubject, const PMIID &  protocol, void *  changedBy  )

virtual

Reacts to change in the active context.

Parameters

theChange	this is specified by the agent of change; it can be the class ID of the agent, or it may be some specialised message ID.
theSubject	this provides a reference to the object which has changed; in this case, the button widget boss object that is being observed.
protocol	the protocol along which the change occurred.
changedBy	this can be used to provide additional information about the change or a reference to the boss object that caused the change.

Implements IObserver.