coreapplicationuis/SysAp/Src/memorycard/sysapdriveunlockhandler.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 02 Sep 2010 20:36:53 +0300
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parent 0 2e3d3ce01487
child 63 c2c61fdca848
child 72 56a7be608841
permissions -rw-r--r--
Revision: 201033 Kit: 201035
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/*
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* Copyright (c) 2007 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:  Drive unlock handler implementation
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 *
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*/
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// INCLUDE FILES
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#include <e32std.h>
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#include <f32file.h>
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#include <e32property.h>
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#include <UikonInternalPSKeys.h>
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#include "sysapdriveunlockhandler.h"
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#include "sysapdrivelist.h"
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#include "SysApAppUi.h"
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#include "SysAp.hrh"
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// ============================ MEMBER FUNCTIONS =============================
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// ---------------------------------------------------------------------------
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// CSysApDriveUnlockHandler::CSysApDriveUnlockHandler
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// ---------------------------------------------------------------------------
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//
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CSysApDriveUnlockHandler* CSysApDriveUnlockHandler::NewL(
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        CSysApDriveList& aSysApDriveList,
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        CSysApAppUi& aSysApAppUi,
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        const TBool aMemoryCardLockSupported )
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    {
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    return new ( ELeave ) CSysApDriveUnlockHandler(
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        aSysApDriveList,
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        aSysApAppUi,
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        aMemoryCardLockSupported );
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    }
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// ---------------------------------------------------------------------------
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// CSysApDriveUnlockHandler::CSysApDriveUnlockHandler
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// ---------------------------------------------------------------------------
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//
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CSysApDriveUnlockHandler::CSysApDriveUnlockHandler(
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        CSysApDriveList& aSysApDriveList,
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        CSysApAppUi& aSysApAppUi,
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        const TBool aMemoryCardLockSupported ) :
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    iSysApDriveList( aSysApDriveList ),
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    iSysApAppUi( aSysApAppUi ),
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    iMemoryCardLockSupported( aMemoryCardLockSupported ),
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    iMemCardPwdDialog(NULL)
0
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    {
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    }
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// ---------------------------------------------------------------------------
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// CSysApDriveUnlockHandler::~CSysApDriveUnlockHandler
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// ---------------------------------------------------------------------------
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//
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CSysApDriveUnlockHandler::~CSysApDriveUnlockHandler()
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    {
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    TRACES( RDebug::Print(
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        _L( "CSysApDriveUnlockHandler::~CSysApDriveUnlockHandler" ) ) );
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    iIgnoreQueryResult = ETrue;
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    if (iMemCardPwdDialog!=NULL)
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        {
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        //MemoryCardDialog already exist
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        delete iMemCardPwdDialog;
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        iMemCardPwdDialog = NULL;
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        }
0
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    }
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// ---------------------------------------------------------------------------
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// CSysApDriveUnlockHandler::StartUnlock
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// ---------------------------------------------------------------------------
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//
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void CSysApDriveUnlockHandler::StartUnlock()
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    {
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    TRAPD( err, DoStartQueryIfNeededL() );
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    if ( err != KErrNone )
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        {
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        DoStopUnlock( err );
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        }
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    }
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// ---------------------------------------------------------------------------
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// CSysApDriveUnlockHandler::StopUnlock
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// ---------------------------------------------------------------------------
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//
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void CSysApDriveUnlockHandler::StopUnlock( TInt aDrive )
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    {
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    TBool isOngoing( IsQueryOngoing() );
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    TRACES( RDebug::Print(
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        _L( "CSysApMCSysApMMCUnlockObserver::StopUnlock: ongoing: %d, drive: %d" ),
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        isOngoing, iDriveToUnlock ) );
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    if ( !isOngoing || iDriveToUnlock != aDrive )
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        {
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        return;
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        }
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    // Stop current query and continue with other locked memory cards
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    iSysApDriveList.MarkDriveUnlockQueryShown( iDriveToUnlock );
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    DoStopUnlock( KErrNone );
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    TRAPD( err, DoStartQueryIfNeededL() );
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    if ( err != KErrNone )
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        {
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        DoStopUnlock( err );
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        }
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    }
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// ---------------------------------------------------------------------------
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// CSysApDriveUnlockHandler::UnlockComplete
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// ---------------------------------------------------------------------------
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//
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void CSysApDriveUnlockHandler::UnlockComplete( TInt aResult )
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    {
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    TRACES( RDebug::Print(
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        _L( "CSysApMCSysApMMCUnlockObserver::UnlockComplete: ignore: %d, drive: %d, result: %d" ),
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        iIgnoreQueryResult, iDriveToUnlock, aResult ) );
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    if ( iIgnoreQueryResult || iDriveToUnlock == KErrNotFound )
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        {
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        return;
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        }
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    // Handle default memory card functionality
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    if ( iDriveToUnlock == iSysApDriveList.DefaultMemoryCard() )
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        {
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        if ( aResult == KErrNone )
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            {
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            RProperty::Set( KPSUidUikon, KUikMMCInserted, 1 );
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            }
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        else
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            {
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            RProperty::Set( KPSUidUikon, KUikMMCInserted, 0 );
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            }
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        }
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    // Mark handled and start next query
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    iSysApDriveList.MarkDriveUnlockQueryShown( iDriveToUnlock );
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    }
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// ---------------------------------------------------------------------------
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// CSysApDriveUnlockHandler::QueryShowCB
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// ---------------------------------------------------------------------------
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//
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TInt CSysApDriveUnlockHandler::QueryShowCB( TAny* aPtr )
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    {
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    CSysApDriveUnlockHandler* self =
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        static_cast< CSysApDriveUnlockHandler* >( aPtr );
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    TRAPD( err, self->ShowUnlockQueryL() );
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    if ( err != KErrNone )
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        {
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        self->DoStopUnlock( err );
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        }
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    return KErrNone;
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    }
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// ---------------------------------------------------------------------------
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// CSysApDriveUnlockHandler::ShowUnlockQueryL
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// ---------------------------------------------------------------------------
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//
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void CSysApDriveUnlockHandler::ShowUnlockQueryL()
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    {
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    iDriveToUnlock = iSysApDriveList.DriveToUnlock();
0
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    TRACES( RDebug::Print(
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        _L( "CSysApMCSysApMMCUnlockObserver::ShowUnlockQueryL: drive: %d" ),
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        iDriveToUnlock ) );
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65
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    if (iMemCardPwdDialog!=NULL)
0
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        {
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        //PowerMenu already exist
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        delete iMemCardPwdDialog;
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        iMemCardPwdDialog = NULL;
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        } 
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    TRACES( RDebug::Print(_L("CSysApAppUi::HandleKeyEventL, JEELani 01") ) );
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    iMemCardPwdDialog = CHbDeviceInputDialogSymbian::NewL();
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    TRACES( RDebug::Print(_L("CSysApAppUi::HandleKeyEventL, JEELani 02") ) );
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    iMemCardPwdDialog->ShowL();
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    TRACES( RDebug::Print(_L("CSysApAppUi::HandleKeyEventL, JEELani 03") ) );    
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}
0
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// ---------------------------------------------------------------------------
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// CSysApDriveUnlockHandler::IsQueryOngoing
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// ---------------------------------------------------------------------------
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//
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TBool CSysApDriveUnlockHandler::IsQueryOngoing() const
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    {
65
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    return 0; 
0
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    }
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// ---------------------------------------------------------------------------
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// CSysApDriveUnlockHandler::DoStartQueryIfNeededL
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// ---------------------------------------------------------------------------
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//
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void CSysApDriveUnlockHandler::DoStartQueryIfNeededL()
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    {
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    iDriveToUnlock = iSysApDriveList.DriveToUnlock();
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0
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    if ( iDriveToUnlock == KErrNotFound )
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        {
65
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        _LIT(KChargingNote,"Phone does not found drive to unlock");
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        HBufC* aString = HBufC16::NewLC(150);
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        TPtrC aStringPointer = aString->Des();
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        aStringPointer.Set(KChargingNote);
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        TRACES( RDebug::Print( _L("CSysApWsClient::RunL(): Key EEventKeyUp 01") ) );   
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        iSysApAppUi.ShowExampleUiNoteL( aStringPointer );
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        CleanupStack::PopAndDestroy(); // aString         
0
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        return;
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        }
65
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0
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    if ( iMemoryCardLockSupported )
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        {
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        ShowUnlockQueryL();
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        }
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    else
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        {
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        iSysApAppUi.ShowQueryL( ESysApMemoryCardLockedNote );
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        _LIT(KChargingNote,"Phone does not support locked memory cards");
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        HBufC* aString = HBufC16::NewLC(150);
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        TPtrC aStringPointer = aString->Des();
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        aStringPointer.Set(KChargingNote);
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        TRACES( RDebug::Print( _L("CSysApWsClient::RunL(): Key EEventKeyUp 01") ) );   
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        iSysApAppUi.ShowExampleUiNoteL( aStringPointer );
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        CleanupStack::PopAndDestroy(); // aString    
0
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        iSysApDriveList.MarkDriveUnlockQueryShown( iDriveToUnlock );
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        }
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    }
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// ---------------------------------------------------------------------------
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// CSysApDriveUnlockHandler::DoStartQueryAsyncIfNeeded
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// ---------------------------------------------------------------------------
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//
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void CSysApDriveUnlockHandler::DoStartQueryAsyncIfNeeded()
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    {
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    iDriveToUnlock = iSysApDriveList.DriveToUnlock();
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    if ( iDriveToUnlock == KErrNotFound )
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        {
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        DoStopUnlock( KErrNone );
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        return;
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        }
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    }
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// ---------------------------------------------------------------------------
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// CSysApDriveUnlockHandler::DoStopUnlock
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// ---------------------------------------------------------------------------
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//
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void CSysApDriveUnlockHandler::DoStopUnlock( TInt aError )
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    {
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    if ( aError != KErrNone )
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        {
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        TRACES( RDebug::Print(
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            _L( "CSysApMCSysApMMCUnlockObserver::DoStopUnlock: error: %d" ),
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            aError ) );
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        }
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    ReleaseMemoryForInputCardDialog();
0
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    iIgnoreQueryResult = ETrue;
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    iIgnoreQueryResult = EFalse;
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    }
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65
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void CSysApDriveUnlockHandler::ReleaseMemoryForInputCardDialog()
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    {
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    if (iMemCardPwdDialog!=NULL)
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        {
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        //MemoryCardDialog already exist
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        delete iMemCardPwdDialog;
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        iMemCardPwdDialog = NULL;
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        }
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    }
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TInt CSysApDriveUnlockHandler::CheckMemoryDialogIfNeeded()
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  {
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    TRACES( RDebug::Print(_L( "CSysApDriveUnlockHandler::CheckMemoryDialogIfNeeded(): Begin" )));
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    TDriveNumber drive( static_cast< TDriveNumber >( iDriveToUnlock ) );
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    TRACES( RDebug::Print(_L( "CSysApDriveUnlockHandler::CheckMemoryDialogIfNeeded()" )));
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    TPtrC aStringPointer11 = iMemCardPwdDialog->getTextL();           
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    ConvertCharactersToPwd(aStringPointer11,iPassword);
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    if(!aStringPointer11.Length())
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        {
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        return EFalse;  // It meant user has pressed OK without password
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        }
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    TRACES( RDebug::Print(_L( "CSysApMCSysApMMCUnlockObserver::RunL; iPassword %S" ),&iPassword));              
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    CEikonEnv* eikEnv = CEikonEnv:: Static();
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    TInt err = eikEnv->FsSession().UnlockDrive(drive,iPassword,ETrue);
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    ReleaseMemoryForInputCardDialog();
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    if ( err == KErrNone)
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        {
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        TRACES( RDebug::Print(_L( "CSysApAppUi::ReleaseMemoryCardCustomDialogMemory(), Drive Unlocked Succesfully" )));
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        _LIT(KUnlockNote,"The memory is unlocked!");
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        HBufC* aString = HBufC16::NewLC(150);
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        TPtrC aStringPointer = aString->Des();
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        aStringPointer.Set(KUnlockNote);   
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        iSysApAppUi.ShowExampleUiNoteL( aStringPointer );
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        CleanupStack::PopAndDestroy(); // aString
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        return ETrue;
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        }
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    else if( err == KErrAccessDenied ) 
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        {
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        TRACES( RDebug::Print(_L( "CSysApAppUi::ReleaseMemoryCardCustomDialogMemory(), Password InCorrect" )));
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        _LIT(KUnlockDeniedNote,"The password is incorrect, try again!");
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        HBufC* aString = HBufC16::NewLC(150);
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        TPtrC aStringPointer = aString->Des();
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        aStringPointer.Set(KUnlockDeniedNote);   
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        iSysApAppUi.ShowExampleUiNoteL( aStringPointer );
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        CleanupStack::PopAndDestroy(); // aString
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        return EFalse;
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        }
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    else if( err == KErrAlreadyExists ) 
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        {
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        TRACES( RDebug::Print(_L( "CSysApAppUi::ReleaseMemoryCardCustomDialogMemory(), Already been Drive Unlocked" )));
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        _LIT(KUnlockAlreadyExistNote,"The disk has already been unlocked!");
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        HBufC* aString = HBufC16::NewLC(150);
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        TPtrC aStringPointer = aString->Des();
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        aStringPointer.Set(KUnlockAlreadyExistNote);
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        iSysApAppUi.ShowExampleUiNoteL( aStringPointer );
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        CleanupStack::PopAndDestroy(); // aString
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        return ETrue;
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        }
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    else if( err == KErrNotSupported ) 
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        {
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        TRACES( RDebug::Print(_L( "CSysApAppUi::ReleaseMemoryCardCustomDialogMemory(), Media does not support password locking." )));
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        _LIT(KUnlockNotSupporrtedNote,"The media does not support password locking!");
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        HBufC* aString = HBufC16::NewLC(150);
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        TPtrC aStringPointer = aString->Des();
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        aStringPointer.Set(KUnlockNotSupporrtedNote);
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        TRACES( RDebug::Print( _L("CSysApWsClient::RunL(): Key EEventKeyUp 01") ) );   
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        iSysApAppUi.ShowExampleUiNoteL( aStringPointer );
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        CleanupStack::PopAndDestroy(); // aString
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        return ETrue;
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        }
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    else
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        {
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        // check for error -18 what it is . 
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        _LIT(KUnlockOperationCancelNote,"Error occurred, operation cancelled!");
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        HBufC* aString = HBufC16::NewLC(150);
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        TPtrC aStringPointer = aString->Des();
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        aStringPointer.Set(KUnlockOperationCancelNote);
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        TRACES( RDebug::Print( _L("CSysApWsClient::RunL(): Key EEventKeyUp 01") ) );   
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        iSysApAppUi.ShowExampleUiNoteL( aStringPointer );
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        CleanupStack::PopAndDestroy(); // aString
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        return ETrue;
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        }
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}
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HBufC8* CSysApDriveUnlockHandler::Convert16to8L(TDesC16& aStr)//const
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    {
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    HBufC8* newFrom1 = HBufC8::NewL(aStr.Length());
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    newFrom1->Des().Copy(aStr);
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    return newFrom1;
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    }
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   364
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void CSysApDriveUnlockHandler::ConvertCharactersToPwd(TDesC& aWord, TDes8& aConverted)
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{
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    aConverted.FillZ(aConverted.MaxLength());
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    aConverted.Zero();
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    if (aWord.Length())
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    {
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    aConverted.Copy( (TUint8*)(&aWord[0]), aWord.Size() );
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    }
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}
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0
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// End of File