emailservices/nmutilities/src/nmcontacthistorymodel.cpp
author hgs
Thu, 30 Sep 2010 11:43:07 +0300
changeset 74 6c59112cfd31
parent 68 83cc6bae1de8
child 76 38bf5461e270
permissions -rw-r--r--
201039
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/*
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* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: Public implementation of Contact History Model API
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*
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*/
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#include <QList>
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#include "emailtrace.h"
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#include "nmcontacthistorymodel.h"
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#include "nmcontacthistorymodel_p.h"
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// --------------------------------------------------------------------------
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// Start of implementation (NmContactHistoryModel)
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// --------------------------------------------------------------------------
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/*!
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    Constructor for NmContactHistoryModel
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    \param modelType ModelType to be used, Email / Messaging
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*/
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NmContactHistoryModel::NmContactHistoryModel(
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    const NmContactHistoryModelType modelType)
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{
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    NM_FUNCTION;
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    d_ptr = new NmContactHistoryModelPrivate(modelType);
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    QObject::connect(d_ptr, SIGNAL(queryCompleted(int)), this,
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        SLOT(handleQueryCompleted(int)));
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}
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/*!
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    Destructor of NmContactHistoryModel
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 */
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NmContactHistoryModel::~NmContactHistoryModel()
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{
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    NM_FUNCTION;
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    delete d_ptr;
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}
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/*!
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    Queries contact databases from private implementation
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    \param query String to be queried.
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*/
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void NmContactHistoryModel::query(const QString &query)
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{
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    NM_FUNCTION;
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    d_ptr->queryDatabases(query);
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}
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/*!
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     Signaled once query is completed, emits modelCompleted.
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     Private Slot.
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     \param err, 0 if building model was success
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*/
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void NmContactHistoryModel::handleQueryCompleted(int err)
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{
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    NM_FUNCTION;
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    int lastUpdateIndex = (d_ptr->privateDataCount())-1;
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    if (lastUpdateIndex != -1)
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    {
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        // Notify views that we are about to change model data.
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        beginInsertRows(QModelIndex(),0,lastUpdateIndex);
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        d_ptr->refreshDataModel();
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        endInsertRows();
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        // Emit dataChanged();
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        bool validIndex = hasIndex ( lastUpdateIndex, 0 );
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        if (validIndex)
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        {
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            emit dataChanged(index(0,0), index(lastUpdateIndex,0));
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        }
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    }
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    emit modelCompleted(err);
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}
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/*!
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    Returns the number of rows under the given parent.
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    From QAbstractItemModel
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*/
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int NmContactHistoryModel::rowCount(const QModelIndex &parent) const
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{
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    NM_FUNCTION;
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    return d_ptr->modelRowCount(parent);
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}
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/*!
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    Returns the data stored under the given role for the item referred
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    to by the index.
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    From QAbstractItemModel
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*/
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QVariant NmContactHistoryModel::data(const QModelIndex &index, int role) const
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{
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    NM_FUNCTION;
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    return d_ptr->data(index, role);
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}
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// --------------------------------------------------------------------------
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// End of implementation (NmContactHistoryModel)
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// --------------------------------------------------------------------------
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