diff -r 1fc85118c3ae -r 870918037e16 basiclocationinfodisplay/blid/engine/src/CBlidMeasurementSettingListener.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/basiclocationinfodisplay/blid/engine/src/CBlidMeasurementSettingListener.cpp Wed Sep 01 12:31:27 2010 +0100 @@ -0,0 +1,169 @@ +/* +* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies). +* All rights reserved. +* This component and the accompanying materials are made available +* under the terms of "Eclipse Public License v1.0" +* which accompanies this distribution, and is available +* at the URL "http://www.eclipse.org/legal/epl-v10.html". +* +* Initial Contributors: +* Nokia Corporation - initial contribution. +* +* Contributors: +* +* Description: Listner for getting the System of measurment settings using cRepository +* +*/ + + + +// System Include +#include +#include + +// INCLUDE FILES +#include "CBlidMeasurementSettingListener.h" + +// CONSTANTS + + +// ============================ MEMBER FUNCTIONS ============================== + +// --------------------------------------------------------------------------- +// CBlidMeasurementSettingListener::CBlidMeasurementSettingListener +// Overloaded Constructor +// +// --------------------------------------------------------------------------- +// +CBlidMeasurementSettingListener::CBlidMeasurementSettingListener( + MBlidMeasurementSettings& aListenerObsrv ) + :CActive(EPriorityStandard), + iObserver(aListenerObsrv) + { + } + +// --------------------------------------------------------------------------- +// CBlidMeasurementSettingListener::~CBlidMeasurementSettingListener +// Destructor +// +// --------------------------------------------------------------------------- +// +CBlidMeasurementSettingListener::~CBlidMeasurementSettingListener() + { + Cancel(); + + delete iRepository; + iRepository = NULL; + } + +// --------------------------------------------------------------------------- +// CBlidMeasurementSettingListener* CBlidMeasurementSettingListener::NewL +// Creates new Systen of Measurement adapter +// --------------------------------------------------------------------------- +// +CBlidMeasurementSettingListener* CBlidMeasurementSettingListener::NewL( + MBlidMeasurementSettings& aListenerObsrv ) + { + CBlidMeasurementSettingListener* self = + CBlidMeasurementSettingListener::NewLC( aListenerObsrv ); + CleanupStack::Pop(self); + return self; + } + +// --------------------------------------------------------------------------- +// CBlidMeasurementSettingListener* CBlidMeasurementSettingListener::NewLC +// Creates new Systen of Measurement Listener. Leaves the object on the clean-up +// stack +// --------------------------------------------------------------------------- +// +CBlidMeasurementSettingListener* CBlidMeasurementSettingListener::NewLC( + MBlidMeasurementSettings& aListenerObsrv ) + { + CBlidMeasurementSettingListener* self = + new(ELeave) CBlidMeasurementSettingListener( aListenerObsrv ); + CleanupStack::PushL(self); + self->ConstructL(); + return self; + } + +// --------------------------------------------------------------------------- +// void CBlidMeasurementSettingListener::ConstructL +// Second Phase Constructor +// +// --------------------------------------------------------------------------- +// +void CBlidMeasurementSettingListener::ConstructL() + { + CActiveScheduler::Add( this ); + + // Create the Central repository object for manipulating Avkon Central + // repository for System of measurements settings + iRepository = CRepository::NewL(TUid::Uid( KCRUidLocNotationPref )); + + StartNotification(); + } + +// --------------------------------------------------------------------------- +// TReal32 CBlidMeasurementSettingListener::SysofMeasurementL +// Returns the current value of the System of measurements settings +// +// @return TReal32 Current value of the System of measurements settings +// --------------------------------------------------------------------------- +// +TReal32 CBlidMeasurementSettingListener::SysofMeasurementL() + { + + TInt settingsValue = 0; + User::LeaveIfError( iRepository->Get( KLocSystemofMeasurements, + settingsValue )); + return ( static_cast( settingsValue )); + } + + +// -------------------------------------------------------------------------- +// void CBlidMeasurementSettingListener::RunL +// Inherited from CActive +// +// --------------------------------------------------------------------------- +// +void CBlidMeasurementSettingListener::RunL() + { + // Issue Notification + iObserver.HandleSysMeasureValueL(); + + // Schedule for listening to change events again + StartNotification(); + } + +// -------------------------------------------------------------------------- +// void CBlidMeasurementSettingListener::DoCancel +// Inherited from CActive +// +// --------------------------------------------------------------------------- +// +void CBlidMeasurementSettingListener::DoCancel() + { + // Cancel the outstanding CR notification request + iRepository->NotifyCancel( KLocSystemofMeasurements ); + } + +// -------------------------------------------------------------------------- +// void CBlidMeasurementSettingListener::StartNotification +// Start notification from the Central repository server for any changes in the +// System of measurements key value +// +// --------------------------------------------------------------------------- +// +void CBlidMeasurementSettingListener::StartNotification() + { + if( !IsActive()) + { + iStatus = KRequestPending; + // Request for notification + iRepository->NotifyRequest( KLocSystemofMeasurements, iStatus); + SetActive(); + } + } + +// End of File +