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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** This file is part of the QtAddOn.JsonDb 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 QJSONDBQUERYMODEL_P_H
#define QJSONDBQUERYMODEL_P_H
#include <QAbstractListModel>
#include <QHash>
#include <QMultiMap>
#include <QSet>
#include <QSharedDataPointer>
#include <QStringList>
#include <QScopedPointer>
#include <QJsonObject>
#include <QtJsonDb/qjsondbglobal.h>
#include <QJSValue>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE_JSONDB
class QJsonDbConnection;
class QJsonDbQueryModelPrivate;
class Q_JSONDB_EXPORT QJsonDbQueryModel: public QAbstractListModel
{
Q_OBJECT
Q_ENUMS(State)
public:
enum State { None, Querying, Ready, Error };
Q_PROPERTY(QVariantMap bindings READ bindings WRITE setBindings)
Q_PROPERTY(int cacheSize READ cacheSize WRITE setCacheSize)
Q_PROPERTY(QVariantMap error READ error NOTIFY errorChanged)
Q_PROPERTY(QString query READ query WRITE setQuery)
Q_PROPERTY(QVariant roleNames READ queryRoleNames WRITE setQueryRoleNames)
Q_PROPERTY(int rowCount READ rowCount NOTIFY rowCountChanged)
Q_PROPERTY(QString sortOrder READ sortOrder WRITE setSortOrder)
Q_PROPERTY(State state READ state NOTIFY stateChanged)
Q_PROPERTY(QJSValue propertyInjector READ propertyInjector WRITE setPropertyInjector)
QJsonDbQueryModel(QJsonDbConnection *dbConnection, QObject *parent = 0);
virtual ~QJsonDbQueryModel();
//From QAbstractItemModel
virtual int rowCount(const QModelIndex &parent = QModelIndex()) const;
virtual QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
virtual QVariant data(int index, int role = Qt::DisplayRole) const;
virtual QHash<int,QByteArray> roleNames() const;
QVariantMap error() const;
QJSValue propertyInjector() const;
void setPropertyInjector(const QJSValue &callback);
Q_INVOKABLE void refreshItems();
QVariantMap bindings() const;
void setBindings(const QVariantMap &newBindings);
int cacheSize() const;
void setCacheSize(int newCacheSize);
int indexOf(const QString &uuid) const;
// fetchObject is async (see objectAvailable -signal) as the object at
// specifiec index might not be in model cache
void fetchObject(int index);
QString query() const;
void setQuery(const QString &newQuery);
QVariant queryRoleNames() const;
void setQueryRoleNames(const QVariant &roles);
QString sortOrder() const;
void setSortOrder(const QString &newSortOrder);
State state() const;
void populate();
//Partition handling
QString partitionName(int index) const;
QStringList partitionNames() const;
void setPartitionNames(const QStringList &partitions);
void appendPartitionName(const QString &partitionName);
Q_SIGNALS:
void stateChanged(State state) const;
void rowCountChanged(int newCount) const;
void errorChanged(QVariantMap);
void objectAvailable(int index, QJsonObject availableObject, QString objectPartition);
private:
Q_DISABLE_COPY(QJsonDbQueryModel)
Q_DECLARE_PRIVATE(QJsonDbQueryModel)
QScopedPointer<QJsonDbQueryModelPrivate> d_ptr;
Q_PRIVATE_SLOT(d_func(), void _q_verifyDefaultIndexType(int))
Q_PRIVATE_SLOT(d_func(), void _q_notificationsAvailable())
Q_PRIVATE_SLOT(d_func(), void _q_partitionWatcherNotificationsAvailable())
Q_PRIVATE_SLOT(d_func(), void _q_notificationError(QtJsonDb::QJsonDbWatcher::ErrorCode, QString))
Q_PRIVATE_SLOT(d_func(), void _q_partitionWatcherNotificationError(QtJsonDb::QJsonDbWatcher::ErrorCode, QString))
Q_PRIVATE_SLOT(d_func(), void _q_partitionObjectQueryFinished())
Q_PRIVATE_SLOT(d_func(), void _q_partitionObjectQueryError())
Q_PRIVATE_SLOT(d_func(), void _q_keyResponse(int, QList<QJsonObject>, QString))
Q_PRIVATE_SLOT(d_func(), void _q_valueResponse(int, QList<QJsonObject>))
Q_PRIVATE_SLOT(d_func(), void _q_indexResponse(int, QList<QJsonObject>))
Q_PRIVATE_SLOT(d_func(), void _q_readError(QtJsonDb::QJsonDbRequest::ErrorCode, QString))
};
QT_END_HEADER
QT_END_NAMESPACE_JSONDB
#endif // QJSONDBQUERYMODEL_P_H
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