/*

 * Copyright (c) 2008 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:  Implementation

 *

 */

#include <usbuinotif.h> 

#include "cusbnotifmanager.h"

#include "cusbwaitnotifier.h"

#include "cusbwarningnotifier.h"

#include "cusbindicatornotifier.h"

#include "debug.h"

#include "panic.h"

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

// 

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

//

CWaitNotifierInfo::CWaitNotifierInfo(CUsbNotifier* aWaitNotifier,

        MWaitNotifierObserver& aObserver) :

    iWaitNotifier(aWaitNotifier), iObserver(aObserver)

    {

    }

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

// 

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

//

void CWaitNotifierInfo::ConstructL()

    {

    LOG_FUNC

    // owenrship for iWaitNotifier transferred in default constructor.

    // this object is responsible for deletion of the iWaitNotifier then	

    }

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

// 

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

//

CWaitNotifierInfo* CWaitNotifierInfo::NewL(CUsbNotifier* aWaitNotifier,

        MWaitNotifierObserver& aObserver)

    {

    LOG_FUNC

    CWaitNotifierInfo* self = new (ELeave) CWaitNotifierInfo(aWaitNotifier,

            aObserver);

    CleanupStack::PushL(self);

    self->ConstructL();

    CleanupStack::Pop(self);

    return self;

    }

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

// 

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

//

CWaitNotifierInfo::~CWaitNotifierInfo()

    {

    LOG_FUNC

    delete iWaitNotifier;

    }

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

// 

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

//

CUsbNotifier* CWaitNotifierInfo::WaitNotifier() const

    {

    return iWaitNotifier;

    }

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

// 

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

//

MWaitNotifierObserver* CWaitNotifierInfo::Observer() const

    {

    return &iObserver;

    }

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

// 

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

//

CUsbNotifManager* CUsbNotifManager::NewL(CUsbOtgWatcher& aOtgWatcher)

    {

    LOG_FUNC

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

    CleanupStack::PushL(self);

    self->ConstructL(aOtgWatcher);

    CleanupStack::Pop(self);

    return self;

    }

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

// 

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

//

void CUsbNotifManager::ConstructL(CUsbOtgWatcher& aOtgWatcher)

    {

    LOG_FUNC

    LEAVEIFERROR(iNotifier.Connect());

    iIndicatorNotifier = CUsbIndicatorNotifier::NewL(*this, aOtgWatcher);

    }

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

// 

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

//

CUsbNotifManager::CUsbNotifManager()

    {

    }

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

// 

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

//

CUsbNotifManager::~CUsbNotifManager()

    {

    LOG_FUNC

    CloseAllNotifiers();

    delete iIndicatorNotifier;

    iNotifier.Close();

    }

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

// 

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

//

void CUsbNotifManager::ShowNotifierL(TUid aCat, TUint aNotifId,

        MWaitNotifierObserver* aObserver)

    {

    LOG_FUNC

    LOG3( "aCat = 0x%X aNotifId = %d, aObserver=0x%X" , aCat, aNotifId, aObserver);

    // remove non-feedback notifiers from the list

    for (TUint i(0); i < iWaitNotifiers.Count(); ++i)

        {

        CWaitNotifierInfo* waitNotifierInfo = iWaitNotifiers[i];

        if (!(waitNotifierInfo->WaitNotifier()->IsFeedbackNeeded()))

            {

            delete waitNotifierInfo;

            iWaitNotifiers.Remove(i);

            }

        }

    //If not suspened a short while between closing a present note and showing a new one,

    //error - CUsbWaitNotifier::RunL iStatus = 4 - will happen. Necessary here to pause a while 

    //to allow notfier framework to do some cleaning work.

    //Should find another way to solve this problem.

    const TUint KTenthOfASecond = 100000;

    User::After(TTimeIntervalMicroSeconds32(KTenthOfASecond));

    // can not have switch-case selector here, due to constants are of type Uids

    // notifier requires feedback => create CWaitNotifier for it

    // As notifiers can be more than two types such as warning, error, indicator ...

    // to create concret notifiers according to categories instead of checking aObserver null

    CUsbNotifier* notifier(NULL);

    if (aCat == KUsbUiNotifOtgError)

        {

        ASSERT_PANIC(aObserver != NULL, EWrongNotifierCategory);

        notifier = CUsbWaitNotifier::NewL(iNotifier, *this, aNotifId);

        }

    else if (aCat == KUsbUiNotifOtgWarning)

        {

        notifier = CUsbWarningNotifier::NewL(iNotifier, *this, aNotifId);

        }

    else

        {

        LOG1("Unexpected aCat = 0x%X", aCat );

        PANIC(EWrongNotifierCategory);

        }

    CleanupStack::PushL(notifier);

    iWaitNotifiers.AppendL(CWaitNotifierInfo::NewL(notifier, *aObserver));

    notifier->ShowL();

    CleanupStack::Pop(notifier);

    }

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

//

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

//

void CUsbNotifManager::NotifierShowCompletedL(CUsbNotifier& aWaitNotifier,

        TInt aResult, TInt aFeedback)

    {

    LOG_FUNC

    LOG1( "aResult = %d", aResult);

    // remove Notifier from the list

    for (TUint i(0); i < iWaitNotifiers.Count(); ++i)

        {

        if (&aWaitNotifier == iWaitNotifiers[i]->WaitNotifier())

            {

            MWaitNotifierObserver* observer = iWaitNotifiers[i]->Observer();

            delete iWaitNotifiers[i];

            iWaitNotifiers.Remove(i);

            if (observer)

                observer->WaitNotifierCompletedL(aFeedback);

            }

        }

    }

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

// 

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

//

void CUsbNotifManager::CloseAllNotifiers()

    {

    LOG_FUNC

    iWaitNotifiers.ResetAndDestroy();

    iIndicatorNotifier->Close();

    }