bluetoothengine/bteng/btbearer/src/btpluginnotifier.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 06 Jul 2010 14:27:09 +0300
changeset 41 0b2439c3e397
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child 70 f5508c13dfe0
permissions -rw-r--r--
Revision: 201025 Kit: 2010127
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/*
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* Copyright (c) 2006-2010 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:  BT Bearer plugin notification implementation file
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*
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*/
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#include <locodbearerpluginobserver.h>
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#include <btengsettings.h>
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#include <CoreApplicationUIsSDKCRKeys.h>
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#include "btpluginnotifier.h"
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#include "debug.h"
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#include <btfeaturescfg.h>
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#include <btnotifclient.h>
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#include "btindicatorconstants.h"
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#include <hbsymbianvariant.h>
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// ======== MEMBER FUNCTIONS ========
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// ---------------------------------------------------------------------------
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// C++ default constructor
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// ---------------------------------------------------------------------------
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//
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CBTPluginNotifier::CBTPluginNotifier( MLocodBearerPluginObserver& aParam, 
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    TUid aUid, TCenRepKeyType aKeyType, TUint32 aId )
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:   CActive( EPriorityStandard ),
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    iUid( aUid ),
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    iId( aId ),
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    iKeyType( aKeyType ),
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    iHandler( aParam )
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    {
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    CActiveScheduler::Add( this );
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    }
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// ---------------------------------------------------------------------------
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// Symbian 2nd-phase constructor
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// ---------------------------------------------------------------------------
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//
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void CBTPluginNotifier::ConstructL()
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    {
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    TRACE_FUNC_ENTRY
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    iSession = CRepository::NewL( iUid );
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    TInt power = EBTPowerOff;
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    iSession->Get( iId, power );
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    TInt offlineModeOff = ECoreAppUIsNetworkConnectionAllowed;
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	CRepository* repository = CRepository::NewL( KCRUidCoreApplicationUIs );
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	repository->Get(KCoreAppUIsNetworkConnectionAllowed, offlineModeOff );
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	delete repository;
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	CBTEngSettings* settings = CBTEngSettings::NewL();
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	iBTIndicator = CHbIndicatorSymbian::NewL(); 
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	BluetoothFeatures::TEnterpriseEnablementMode mode = BluetoothFeatures::EnterpriseEnablementL();
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	TRACE_INFO( ( _L( "mode = %d" ), mode) )
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    if( power == EBTPowerOn && offlineModeOff == ECoreAppUIsNetworkConnectionAllowed && mode != BluetoothFeatures::EDisabled )
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        {
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             // BT was on before boot, turn it on again
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        TRACE_INFO( ( _L( "Turning BT on" ) ) )
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        TInt err = settings->SetPowerState( EBTPowerOn );
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        TRACE_INFO( ( _L( "SetPowerState returned %d" ), err ) )
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        if ( !err )
0
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            {
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            HandleBtPowerChanged( EBTPowerOn );
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            }
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        }
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    else
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        {
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        TRACE_INFO( ( _L( "Turning BT off" ) ) )
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        (void) settings->SetPowerState( EBTPowerOff );	// Result is not important here
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        TInt state =  EBTIndicatorOff;
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        CHbSymbianVariant* parameters = CHbSymbianVariant::NewL(&state,CHbSymbianVariant::EInt );
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        TBool success = iBTIndicator->Activate(KIndicatorType(),parameters); 
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        delete parameters;
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        if(!success)
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            {
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            User::Leave(iBTIndicator->Error());
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            }
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        }
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    delete settings;
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	if ( mode != BluetoothFeatures::EDisabled ) // only subscribe if there's any point (NB changing Enterprise Disabling mode requires a reboot)
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		SubscribeL();
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    TRACE_FUNC_EXIT
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    }
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// ---------------------------------------------------------------------------
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// NewL
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// ---------------------------------------------------------------------------
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//
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CBTPluginNotifier* CBTPluginNotifier::NewL( MLocodBearerPluginObserver& aParam, 
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    TUid aUid, TCenRepKeyType aKeyType, TUint32 aId )
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    {
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    TRACE_FUNC_ENTRY
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    CBTPluginNotifier* self = new( ELeave ) CBTPluginNotifier( aParam, aUid, 
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                                                                aKeyType, aId );
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    CleanupStack::PushL( self );
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    self->ConstructL();
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    CleanupStack::Pop( self );
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    return self;
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    }
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// ---------------------------------------------------------------------------
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// Destructor
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// ---------------------------------------------------------------------------
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//
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CBTPluginNotifier::~CBTPluginNotifier()
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    {
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    TRACE_FUNC_ENTRY
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    Cancel();
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    delete iSession;
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    delete iBTIndicator;
0
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    }
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// ---------------------------------------------------------------------------
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// CBTPluginNotifier::SubscribeL
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// ---------------------------------------------------------------------------
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//
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void  CBTPluginNotifier::SubscribeL()
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    {
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    TRACE_FUNC_ENTRY
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    if( IsActive() )
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        {
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        return;
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        }
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    User::LeaveIfError( iSession->NotifyRequest( iId, iStatus ) );
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    SetActive();
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    }
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19
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// ---------------------------------------------------------------------------
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// Handles power state change. Inform Locod. In addition, if BT is on, start
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// btnotifier server.
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// ---------------------------------------------------------------------------
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//
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void CBTPluginNotifier::HandleBtPowerChanged( TBTPowerStateValue aPower )
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    {
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    TRACE_FUNC_ARG( ( _L( " to %d" ), aPower ) )
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    TInt err (KErrNone );
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    if ( aPower == EBTPowerOn )
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        {
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        // Start BT notifier server by creating a session with it:
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        RBTNotifier btnotif;
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        err = btnotif.Connect();
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        TRACE_INFO( ( _L( "start bt notifier server %d" ), err ) )
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        // btnotif server manages its lifecycle. no need
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        // to keep this session:
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        btnotif.Close();
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        }
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    if ( !err )
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        {
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        iHandler.NotifyBearerStatus( ELocodBearerBT, aPower );
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   167
        }
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    }
0
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// ---------------------------------------------------------------------------
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// From class CActive.
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// Called by the active scheduler when our subscription 
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// to the setting has been cancelled.
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// ---------------------------------------------------------------------------
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//
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void CBTPluginNotifier::DoCancel()
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    {
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    iSession->NotifyCancel( iId );
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   179
    }
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// ---------------------------------------------------------------------------
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// From class CActive.
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   184
// Called by the active scheduler when the status has changed.
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// ---------------------------------------------------------------------------
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   186
//
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   187
void CBTPluginNotifier::RunL()
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    {
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    TUint32 status = static_cast<TUint32>( iStatus.Int() );
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    TRACE_FUNC_ARG( ( _L( "RunL1 iStatus: %d]" ), status ) )
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   191
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    if( status != iId && status != NCentralRepositoryConstants::KInvalidNotificationId )
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   193
        {
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   194
        return;
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   195
        }
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   196
    SubscribeL();
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   197
    switch( iKeyType )
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   198
        {
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   199
        case EKeyInt:
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   200
            {
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            TRACE_INFO( ( _L( "[CBTPluginNotifier::RunL2 %d]" ), status ) )
19
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            TInt newValue = EBTPowerOff;
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   203
            TInt err = iSession->Get( iId, newValue );
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   204
            if ( !err )
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   205
                {
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   206
                HandleBtPowerChanged( static_cast<TBTPowerStateValue>( newValue ) );
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   207
                }
0
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   208
            }
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   209
            break;
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   210
        default:
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   211
            {
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   212
            TRACE_INFO( ( _L( "[CBTPluginNotifier::RunL3 %d]" ), status ) )
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   213
            }
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   214
            break;
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diff changeset
   215
        }
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   216
    TRACE_FUNC_EXIT
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   217
    }
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   218
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// ---------------------------------------------------------------------------
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// From class CActive.
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   221
// Called by the active scheduler when RunL leaves.
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// ---------------------------------------------------------------------------
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   223
//
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   224
int CBTPluginNotifier::RunError(TInt aError)
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   225
    {
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   226
    TRACE_FUNC_ARG( ( _L( "RunError aError: %d]" ), aError ) )
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    (void) aError;
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   228
    return KErrNone;
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   229
    }
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parents:
diff changeset
   230
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parents:
diff changeset
   231
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parents:
diff changeset
   232