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/*
* The MIT License (MIT)
*
* Copyright (c) 2011 SCHUTZ Sacha
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef QJSONMODEL_H
#define QJSONMODEL_H
#include <QAbstractItemModel>
#include <QHash>
#include <QIcon>
#include <QJsonDocument>
#include <QJsonValue>
#include <QJsonArray>
#include <QJsonObject>
class QJsonModel;
class QJsonItem;
class QJsonTreeItem
{
public:
QJsonTreeItem(QJsonTreeItem * parent = nullptr);
~QJsonTreeItem();
void appendChild(QJsonTreeItem * item);
QJsonTreeItem *child(int row);
QJsonTreeItem *parent();
int childCount() const;
int row() const;
void setKey(const QString& key);
void setValue(const QString& value);
void setType(const QJsonValue::Type& type);
QString key() const;
QString value() const;
QJsonValue::Type type() const;
static QJsonTreeItem* load(const QJsonValue& value, QJsonTreeItem * parent = 0);
protected:
private:
QString mKey;
QString mValue;
QJsonValue::Type mType;
QList<QJsonTreeItem*> mChilds;
QJsonTreeItem * mParent;
};
//---------------------------------------------------
class QJsonModel : public QAbstractItemModel
{
Q_OBJECT
enum Roles {
KeyRole = Qt::UserRole + 1,
ValueRole
};
public:
explicit QJsonModel(QObject *parent = nullptr);
QJsonModel(const QString& fileName, QObject *parent = nullptr);
QJsonModel(QIODevice * device, QObject *parent = nullptr);
QJsonModel(const QByteArray& json, QObject *parent = nullptr);
~QJsonModel();
bool load(const QString& fileName);
bool load(QIODevice * device);
bool loadJson(const QByteArray& json);
QVariant data(const QModelIndex &index, int role) const Q_DECL_OVERRIDE;
bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole) Q_DECL_OVERRIDE;
QVariant headerData(int section, Qt::Orientation orientation, int role) const Q_DECL_OVERRIDE;
QModelIndex index(int row, int column,const QModelIndex &parent = QModelIndex()) const Q_DECL_OVERRIDE;
QModelIndex parent(const QModelIndex &index) const Q_DECL_OVERRIDE;
int rowCount(const QModelIndex &parent = QModelIndex()) const Q_DECL_OVERRIDE;
int columnCount(const QModelIndex &parent = QModelIndex()) const Q_DECL_OVERRIDE;
Qt::ItemFlags flags(const QModelIndex &index) const Q_DECL_OVERRIDE;
QJsonDocument json() const;
QHash<int, QByteArray> roleNames() const Q_DECL_OVERRIDE;
Q_INVOKABLE QByteArray getJson();
private:
QJsonValue genJson(QJsonTreeItem *) const;
QJsonTreeItem * mRootItem;
QStringList mHeaders;
};
#endif // QJSONMODEL_H
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