/*

* Copyright (c) 2007, 2009 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:  USB UI queries notifier class.

 *

*/

// INCLUDE FILES

#include <eikenv.h>          // Eikon environment

#include <bautils.h>         // BAFL utils (for language file)

#include <utf.h>             // Unicode character conversion utilities

#include <StringLoader.h>    // Localisation stringloader

#include <AknQueryDialog.h> 

#include <aknnotewrappers.h>

#include <usb/hostms/srverr.h> 

#include <usbuinotif.h>                     // pck

#include <usbuinotif.rsg>                   // Own resources

#include "usbuinotifmsmmerror.h"             // Own class definition

#include "usbuinotifdebug.h"                // Debugging macros

#include "usbuinotifsecondarydisplay.h"     // Dialog index for cover UI

// ================= MEMBER FUNCTIONS =========================================

// ----------------------------------------------------------------------------

// CUsbUiNotifOtgError::NewL

// Two-phased constructor.

// ----------------------------------------------------------------------------

//

CUsbUiNotifMSMMError* CUsbUiNotifMSMMError::NewL()

    {

    CUsbUiNotifMSMMError* self = new (ELeave) CUsbUiNotifMSMMError();

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

// ----------------------------------------------------------------------------

// CUsbUiNotifMSMMError::CUsbUiNotifMSMMError

// C++ default constructor can NOT contain any code, that

// might leave.

// ----------------------------------------------------------------------------

//

CUsbUiNotifMSMMError::CUsbUiNotifMSMMError() :

    iStringIds( KUsbUiNotifOtgGeneralQueryGranularity)

    {

    }

// ----------------------------------------------------------------------------

// Destructor

// ----------------------------------------------------------------------------

//

CUsbUiNotifMSMMError::~CUsbUiNotifMSMMError()

    {

    //Make sure that the request is completed. Note that inside the destructor,

    //this virtual function call is to local CUsbUiNotifMSMMError::Cancel, 

    //not to any possibly derived class implementation. 

    Cancel();

    }

void CUsbUiNotifMSMMError::ConstructL()

    {

    CUSBUINotifierBase::ConstructL();

    iStringIds.AppendL( R_USB_MSMM_ERROR_GENERAL_MASS_STORAGE_ERROR);

    iStringIds.AppendL( R_USB_MSMM_ERROR_UNKNOWN_FILESYSTEM);

    iStringIds.AppendL( R_USB_MSMM_ERROR_OUT_OF_MEMORY);  

    }

// ----------------------------------------------------------------------------

// CUsbUiNotifMSMMError::RegisterL

// Register notifier.

// ----------------------------------------------------------------------------

//

CUsbUiNotifMSMMError::TNotifierInfo CUsbUiNotifMSMMError::RegisterL()

    {

    iInfo.iUid = KUsbUiNotifMsmmError;

    iInfo.iChannel = KUsbUiNotifMsmmError;

    iInfo.iPriority = ENotifierPriorityVHigh;

    return iInfo;

    }

// ----------------------------------------------------------------------------

// CUsbUiNotifMSMMError::GetParamsL

//  Jump to RunL as soon as possible.

// ----------------------------------------------------------------------------

//

void CUsbUiNotifMSMMError::GetParamsL(const TDesC8& aBuffer, TInt aReplySlot,

        const RMessagePtr2& aMessage)

    {

    FLOG(_L("[USBUINOTIF]\t CUsbUiNotifMSMMError::GetParamsL"));

    if (iQuery || iReplySlot != 0 || iNeedToCompleteMessage)

        {

        User::Leave( KErrInUse );

        }

    iMessage = aMessage;

    iNeedToCompleteMessage = ETrue;

    iReplySlot = aReplySlot;

    // Get parameters 

    //    

    THostMsErrData error;

    TPckgC<THostMsErrData> pckg( error);

    pckg.Set( aBuffer );

    switch (pckg().iError)

        {

        case  EHostMsErrUnknownFileSystem:

            iErrorId = EUsbMSMMUnknownFileSystem;

            break;        

        case  EHostMsErrOutOfMemory:

            iErrorId = EUsbMSMMOutOfMemory;

            break;        

        default:

            iErrorId = EUsbMSMMGeneralError;

        }

    SetActive();

    iStatus = KRequestPending;

    TRequestStatus* stat = &iStatus;

    User::RequestComplete( stat, KErrNone );

    FLOG(_L("[USBUINOTIF]\t CUsbUiNotifMSMMError::GetParamsL() completed"));

    }

// ----------------------------------------------------------------------------

// CUsbUiNotifMSMMError::RunL

// Ask user response and return it to caller.

// ----------------------------------------------------------------------------

//

void CUsbUiNotifMSMMError::RunL()

    {

    FLOG(_L("[USBUINOTIF]\t CUsbUiNotifMSMMError::RunL"));

    TInt returnValue = KErrNone;

    DisableKeylock();

    SuppressAppSwitching( ETrue );

    //Excute dialog and check return value

    returnValue = QueryUserResponseL();

    SuppressAppSwitching( EFalse );

    RestoreKeylock();

    CompleteMessage( returnValue );

    FLOG(_L("[USBUINOTIF]\t CUsbUiNotifMSMMError::RunL() completed"));

    }

// ----------------------------------------------------------------------------

// CUsbUiNotifMSMMError::Cancel

// Release all own resources (member variables)

// ----------------------------------------------------------------------------

//

void CUsbUiNotifMSMMError::Cancel()

    {

    FLOG(_L("[USBUINOTIF]\t CUsbUiNotifMSMMError::Cancel"));

    if (iQuery)

        {

        delete iQuery;

        iQuery = NULL;

        }

    CompleteMessage( KErrCancel );

    FLOG(_L("[USBUINOTIF]\t CUsbUiNotifMSMMError::Cancel() completed"));

    }

// ----------------------------------------------------------------------------

// CUsbUiNotifMSMMError::QueryUserResponseL

// Show query dialog. 

// ----------------------------------------------------------------------------

//

TInt CUsbUiNotifMSMMError::QueryUserResponseL()

    {

    FLOG(_L("[USBUINOTIF]\t CUsbUiNotifMSMMError::QueryUserResponseL"));

    TInt returnValue = KErrNone;

    TInt resourceId = R_USB_QUERY_OTG_ERROR;

    iQuery = CAknQueryDialog::NewL( CAknQueryDialog::EErrorTone );

    if (iCoverDisplaySupported)

        {

        iQuery->PublishDialogL( iErrorId, KUsbUiNotifMsmmError );

        }

    HBufC *stringHolder = StringLoader::LoadLC( iStringIds[iErrorId] );

    TInt keypress = iQuery->ExecuteLD( resourceId, *stringHolder );

    CleanupStack::PopAndDestroy( stringHolder );

    iQuery = NULL; // Dialog destroyed

    returnValue = keypress ? KErrNone : KErrCancel; //OK?

    FLOG(_L("[USBUINOTIF]\t CUsbUiNotifMSMMError::QueryUserResponseL completed"));

    return returnValue;

    }

// End of File