CLbtTriggerChangeEventNotifier Class Reference

#include <mw/lbttriggerchangeeventnotifier.h>

class CLbtTriggerChangeEventNotifier : public CActive

Inherits from

CLbtTriggerChangeEventNotifier

Public Member Functions
	~CLbtTriggerChangeEventNotifier()
IMPORT_C CLbtTriggerChangeEventNotifier *	NewL(RLbt &, MLbtTriggerChangeEventObserver &, TInt)
IMPORT_C void	Start()

Inherited Attributes
	CActive::iStatus

Inherited Enumerations
	CActive:TPriority

Inherited Functions
	CActive::CActive(TInt)
	CActive::Cancel()
	CActive::Deque()
	CActive::Extension_(TUint,TAny &,TAny )
	CActive::IsActive()const
	CActive::IsAdded()const
	CActive::Priority()const
	CActive::SetActive()
	CActive::SetPriority(TInt)
	CActive::~CActive()
	CBase::CBase()
	CBase::Delete(CBase *)
	CBase::operator new(TUint)
	CBase::operator new(TUint,TAny *)
	CBase::operator new(TUint,TLeave)
	CBase::operator new(TUint,TLeave,TUint)
	CBase::operator new(TUint,TUint)
	CBase::~CBase()

Detailed Description

Helper class to receive trigger change event through observer interface.

library: lbt.lib

Since: S60 5.1

Constructor & Destructor Documentation

~CLbtTriggerChangeEventNotifier ( )

IMPORT_C

~CLbtTriggerChangeEventNotifier

(

)

Destructor.

If the notification is started, the destructor will cancel the notification.

Member Function Documentation

NewL ( RLbt &, MLbtTriggerChangeEventObserver &, TInt )

IMPORT_C CLbtTriggerChangeEventNotifier *	NewL	(	RLbt &	aLbt,
			MLbtTriggerChangeEventObserver &	aObserver,
			TInt	aPriority = CActive::EPriorityStandard
		)	[static]

Construct a trigger change event notifier object.

When the object is constructed. The trigger change notification request is not issued to the Location Triggering Server. Client shall call CLbtTriggerChangeEventNotifier::Start() to start notification.

panic: LocTriggering ELbtServerBadHandle If the subsession of aLbt is not opened.

Parameter	Description
aLbt	A reference to RLbt object. The subsession must be opened. Otherwise a panic is raised.
aObserver	A reference to the observer object to receive trigger change event.
aPriority	An integer specifying the priority of this active object. CActive::TPriority defines a standard set of priorities.

Start ( )

IMPORT_C void

Start

(

)

Start trigger change event notification.

After this function is called, when any trigger is changed in Location Trigger Server, the client will be notified from the observer interface.

Client shall call Cancel() function to stop the trigger change event notification.