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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtNfc module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef NEARFIELDTAGASYNCREQUEST_SYMBIAN_H
#define NEARFIELDTAGASYNCREQUEST_SYMBIAN_H
#include <qnearfieldtarget.h>
#include <e32base.h>
class QNearFieldTagImplCommon;
class MNearFieldTagAsyncRequest
{
public:
enum TRequestType
{
ENdefRequest,
ETagCommandRequest,
ETagCommandsRequest,
ENull
};
public:
MNearFieldTagAsyncRequest(QNearFieldTagImplCommon& aOperator);
virtual ~MNearFieldTagAsyncRequest();
virtual void IssueRequest() = 0;
virtual void ProcessResponse(TInt aError);
// inline to get fast speed since this function is used internally
// to convert async ndef request to sync.
virtual void ProcessTimeout() = 0;
virtual void ProcessWaitRequestCompleted(TInt aError);
// emit signal defined in QNearFieldTarget
virtual void ProcessEmitSignal(TInt aError) = 0;
// should call iOperator->handleResponse(id, response)
virtual void HandleResponse(TInt aError) = 0;
virtual TRequestType Type() = 0;
virtual bool WaitRequestCompleted(int aMsec);
virtual int WaitRequestCompletedNoSignal(int aMsec);
void SetRequestId(QNearFieldTarget::RequestId aId);
QNearFieldTarget::RequestId RequestID();
static TInt TimeoutCallback(TAny * aObj);
protected:
// Current async request ID.
QNearFieldTarget::RequestId iId;
// Not own.
QNearFieldTagImplCommon& iOperator;
// Own.
CActiveSchedulerWait * iWait;
// Own.
CPeriodic * iTimer;
TBool iRequestIssued;
int iMsecs;
bool iSendSignal;
volatile int * iRequestResult;
volatile bool * iCurrentRequestResult;
};
#endif // NEARFIELDTAGASYNCREQUEST_SYMBIAN_H
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