/****************************************************************************

**

** All rights reserved.

** Contact: Nokia Corporation (qt-info@nokia.com)

**

** This file is part of the Qt Mobility Components.

**

** $QT_BEGIN_LICENSE:LGPL$

** No Commercial Usage

** This file contains pre-release code and may not be distributed.

** You may use this file in accordance with the terms and conditions

** contained in the Technology Preview License Agreement accompanying

** this package.

**

** GNU Lesser General Public License Usage

** Alternatively, 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.

**

** If you have questions regarding the use of this file, please contact

** Nokia at qt-info@nokia.com.

**

**

**

**

**

**

**

**

** $QT_END_LICENSE$

**

****************************************************************************/

#include "qmlbackendmonitorinfo_s60_p.h"

QTM_BEGIN_NAMESPACE

//singleton class object

CBackendMonitorInfo* CBackendMonitorInfo::iBackendMonitorInfo = NULL;

CBackendMonitorInfo* CBackendMonitorInfo::NewL()

{

    if (!iBackendMonitorInfo)

        iBackendMonitorInfo = new CBackendMonitorInfo;

    return iBackendMonitorInfo;

}

//returns the CMonitorTriggerInfo info based on the aTrigID

CMonitorTriggerInfo* CBackendMonitorInfo::getMonitorTriggerInfo(TLbtTriggerId aTrigID)

{

    CMonitorTriggerInfo* currentNode = iMonitorInfo;

    while (currentNode && (currentNode->iTriggerID != aTrigID)) {

        currentNode = currentNode->next;

    }

    return currentNode;

}

//returns the CMonitorTriggerInfo info based on the aParent,aType from the linked list

CMonitorTriggerInfo* CBackendMonitorInfo::getMonitorTriggerInfo(QGeoAreaMonitorS60* aParent, enTriggerType aType)

{

    CMonitorTriggerInfo* currentNode = iMonitorInfo;

    while (currentNode) {

        if ((currentNode->iParent == aParent) && (currentNode->iType == aType))

            break;

        currentNode = currentNode->next;

    }

    return currentNode;

}

//creates and adds a new CMonitorTriggerInfo object to the end of linked list

bool CBackendMonitorInfo::addMonitorTriggerInfo(QGeoAreaMonitorS60* aParent, TLbtTriggerId aTriggerID, enTriggerType aType)

{

    CMonitorTriggerInfo* currentNode = NULL;

    CMonitorTriggerInfo* temp = new CMonitorTriggerInfo;

    if (!temp) {

        return FALSE;

    }

    temp->iTriggerID = aTriggerID;

    temp->iParent = aParent;

    temp->iType = aType;

    temp->next = NULL;

    currentNode = iMonitorInfo;

    while (currentNode && (currentNode->next != NULL))

        currentNode = currentNode->next;

    if (!currentNode) {

        iMonitorInfo = temp;

    } else {

        currentNode->next = temp;

    }

    return TRUE;

}

//deletes the node corresponding to aTrigID

void CBackendMonitorInfo::removeMonitorTriggerInfo(TLbtTriggerId aTrigID)

{

    CMonitorTriggerInfo* currentNode = NULL;

    CMonitorTriggerInfo* prevNode = NULL;

    currentNode = prevNode = iMonitorInfo;

    while (currentNode && (currentNode->iTriggerID != aTrigID)) {

        prevNode = currentNode;

        currentNode = currentNode->next;

    }

    if (currentNode == NULL)

        return;

    else if (currentNode == iMonitorInfo) {

        iMonitorInfo = currentNode->next;

    }

    else {

        prevNode->next = currentNode->next;

    }

    delete currentNode;

}

//deletes all the nodes in the linked list

CBackendMonitorInfo::~CBackendMonitorInfo()

{

    CMonitorTriggerInfo* currentNode = NULL;

    CMonitorTriggerInfo* prevNode = NULL;

    prevNode = iMonitorInfo;

    while (prevNode) {

        currentNode = prevNode;

        prevNode = prevNode->next;

        delete currentNode;

    }

    iMonitorInfo = NULL;

    iBackendMonitorInfo = NULL;

}

QTM_END_NAMESPACE