/*

* Copyright (c) 2008-2009 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:  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()

    {

        FLOG( _L( "[USBOTGWATCHER]\tCWaitNotifierInfo::ConstructL" ) );

    // owenrship for iWaitNotifier transferred in default constructor.

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

    }

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

// 

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

//

CWaitNotifierInfo* CWaitNotifierInfo::NewL(CUsbNotifier* aWaitNotifier,

        MWaitNotifierObserver* aObserver)

    {

        FLOG( _L( "[USBOTGWATCHER]\tCWaitNotifierInfo::NewL" ) );

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

            aObserver);

    CleanupStack::PushL(self);

    self->ConstructL();

    CleanupStack::Pop(self);

    return self;

    }

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

// 

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

//

CWaitNotifierInfo::~CWaitNotifierInfo()

    {

        FLOG( _L( "[USBOTGWATCHER]\tCWaitNotifierInfo::~CWaitNotifierInfo" ) );

    delete iWaitNotifier;

    }

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

// 

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

//

CUsbNotifier* CWaitNotifierInfo::WaitNotifier() const

    {

    return iWaitNotifier;

    }

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

// 

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

//

MWaitNotifierObserver* CWaitNotifierInfo::Observer() const

    {

    return iObserver;

    }

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

// 

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

//

CUsbNotifManager* CUsbNotifManager::NewL(CUsbOtgWatcher* aOtgWatcher)

    {

        FLOG( _L( "[USBOTGWATCHER]\tCUsbNotifManager::NewL" ) );

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

    CleanupStack::PushL(self);

    self->ConstructL(aOtgWatcher);

    CleanupStack::Pop(self);

    return self;

    }

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

// 

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

//

void CUsbNotifManager::ConstructL(CUsbOtgWatcher* aOtgWatcher)

    {

        FLOG( _L( "[USBOTGWATCHER]\tCUsbNotifManager::ConstructL" ) );

    User::LeaveIfError(iNotifier.Connect());

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

    }

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

// 

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

//

CUsbNotifManager::CUsbNotifManager()

    {

    }

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

// 

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

//

CUsbNotifManager::~CUsbNotifManager()

    {

    FLOG( _L( "[USBOTGWATCHER]\tCUsbNotifManager::~CUsbNotifManager" ) );

    CloseAllNotifiers();

    delete iIndicatorNotifier;

    iNotifier.Close();

    }

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

// 

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

//

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

        MWaitNotifierObserver* aObserver)

    {

        FTRACE( FPrint(_L( "[USBOTGWATCHER]\tCUsbNotifManager::ShowNotifier 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* waitNotifier = iWaitNotifiers[i];

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

            {

            delete waitNotifier;

            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_ALWAYS(aObserver != NULL, Panic(EWrongNotifierCategory));

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

        }

    else if (aCat == KUsbUiNotifOtgWarning)

        {

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

        }

    else

        {

            FLOG( _L( "[USBOTGWATCHER]\tCUsbNotifManager::ShowNotifierL - Unexpected aCat" ) );

        Panic(EWrongNotifierCategory);

        }

    CleanupStack::PushL(notifier);

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

        FLOG( _L( "[USBOTGWATCHER]\tCUsbNotifManager::ShowNotifierL - Start to show note" ) );

    notifier->ShowL();

    CleanupStack::Pop(notifier);    

    }

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

//

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

//

void CUsbNotifManager::NotifierShowCompletedL(CUsbNotifier* aWaitNotifier,

        TInt aResult, TInt aFeedback)

    {

        FTRACE( FPrint(_L( "[USBOTGWATCHER]\tCUsbNotifManager::NotifierShowCompleted 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()

    {

        FLOG( _L( "[USBOTGWATCHER]\tCUsbNotifManager::CloseAllNotifiers" ) );

    iWaitNotifiers.ResetAndDestroy();

    iIndicatorNotifier->Close();

    }