/*

* 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 <usbuinotif.h>                     // pck

#include <usbuinotif.rsg>                   // Own resources

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

#include "usbuinotifdebug.h"                // Debugging macros

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

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

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

// CUsbUiNotifOtgError::NewL

// Two-phased constructor.

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

//

CUsbUiNotifOtgError* CUsbUiNotifOtgError::NewL()

    {

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

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

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

// CUsbUiNotifOtgError::CUsbUiNotifOtgError

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

// might leave.

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

//

CUsbUiNotifOtgError::CUsbUiNotifOtgError() :

    iStringIds( KUsbUiNotifOtgGeneralQueryGranularity)

    {

    }

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

// Destructor

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

//

CUsbUiNotifOtgError::~CUsbUiNotifOtgError()

    {

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

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

    //not to any possibly derived class implementation. 

    Cancel();

    }

void CUsbUiNotifOtgError::ConstructL()

    {

    CUSBUINotifierBase::ConstructL();

    iStringIds.AppendL( R_USB_OTG_ERROR_CURRENT_LIMIT);

    iStringIds.AppendL( R_USB_OTG_ERROR_TOO_MUCH_CURRENT_REQUIRED);

    iStringIds.AppendL( R_USB_OTG_ERROR_UNSUPPORTED);

    iStringIds.AppendL( R_USB_OTG_ERROR_HUB_UNSUPPORTED);

    iStringIds.AppendL( R_USB_OTG_ERROR_UNRECOVERABLE);

    iStringIds.AppendL( R_USB_OTG_ERROR_ATTACH_TIMEDOUT);

    }

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

// CUsbUiNotifOtgError::RegisterL

// Register notifier.

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

//

CUsbUiNotifOtgError::TNotifierInfo CUsbUiNotifOtgError::RegisterL()

    {

    iInfo.iUid = KUsbUiNotifOtgError;

    iInfo.iChannel = KUsbUiNotifOtgError;

    iInfo.iPriority = ENotifierPriorityVHigh;

    return iInfo;

    }

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

// CUsbUiNotifOtgError::GetParamsL

//  Jump to RunL as soon as possible.

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

//

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

        const RMessagePtr2& aMessage)

    {

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

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

        {

        User::Leave( KErrInUse );

        }

    // Get parameters 

    //

    TPckgC<TInt> pckg( iErrorId );

    pckg.Set( aBuffer );

    iErrorId = pckg();

    FTRACE(FPrint(_L("[USBUINOTIF]\t CUsbUiNotifOtgError::GetParamsL iErrorId: %d"), iErrorId ));  

    if ( iErrorId < 0 || iErrorId >= iStringIds.Count() )

        {        

        User::Leave( KErrArgument);        

        }    

    iMessage = aMessage;

    iNeedToCompleteMessage = ETrue;

    iReplySlot = aReplySlot;  

    SetActive();

    iStatus = KRequestPending;

    TRequestStatus* stat = &iStatus;

    User::RequestComplete( stat, KErrNone );

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

    }

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

// CUsbUiNotifOtgError::RunL

// Ask user response and return it to caller.

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

//

void CUsbUiNotifOtgError::RunL()

    {

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

    TInt returnValue = KErrNone;

    DisableKeylock();

    SuppressAppSwitching( ETrue );

    //Excute dialog and check return value

    returnValue = QueryUserResponseL();

    SuppressAppSwitching( EFalse );

    RestoreKeylock();

    CompleteMessage( returnValue );

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

    }

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

// CUsbUiNotifOtgError::Cancel

// Release all own resources (member variables)

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

//

void CUsbUiNotifOtgError::Cancel()

    {

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

    if (iQuery)

        {

        delete iQuery;

        iQuery = NULL;

        }

    CompleteMessage( KErrCancel );

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

    }

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

// CUsbUiNotifOtgError::QueryUserResponseL

// Show query dialog. 

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

//

TInt CUsbUiNotifOtgError::QueryUserResponseL()

    {

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

    TInt returnValue = KErrNone;

    TInt resourceId = R_USB_QUERY_OTG_ERROR;

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

    if (iCoverDisplaySupported)

        {

        iQuery->PublishDialogL( iErrorId, KUsbUiNotifOtgError );

        }

    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 CUsbUiNotifOtgError::QueryUserResponseL completed"));

    return returnValue;

    }

// End of File