120 lines
3.3 KiB
C++
120 lines
3.3 KiB
C++
/*
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* Copyright 2010 by Marco MArtin <mart@kde.org>
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Library General Public License as
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* published by the Free Software Foundation; either version 2, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef DATAMODEL_H
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#define DATAMODEL_H
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#include <QAbstractItemModel>
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#include <QSortFilterProxyModel>
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#include <QVector>
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#include <Plasma/DataEngine>
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namespace Plasma
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{
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class DataSource;
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class InternalDataModel;
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class DataModel : public QSortFilterProxyModel
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{
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Q_OBJECT
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Q_PROPERTY(QObject *dataSource READ dataSource WRITE setDataSource)
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Q_PROPERTY(QString key READ key WRITE setKey)
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Q_PROPERTY(QString filterRegExp READ filterRegExp WRITE setFilterRegExp)
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Q_PROPERTY(QString filterRole READ filterRole WRITE setFilterRole)
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Q_PROPERTY(QString sortRole READ sortRole WRITE setSortRole)
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friend class InternalDataModel;
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public:
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DataModel(QObject* parent=0);
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~DataModel();
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void setDataSource(QObject *source);
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QObject *dataSource() const;
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void setKey(const QString key);
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QString key() const;
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void setFilterRegExp(const QString &exp);
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QString filterRegExp() const;
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void setFilterRole(const QString &role);
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QString filterRole() const;
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void setSortRole(const QString &role);
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QString sortRole() const;
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private:
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InternalDataModel *m_internalDataModel;
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QString m_filterRole;
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QString m_sortRole;
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};
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class InternalDataModel : public QAbstractItemModel
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{
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Q_OBJECT
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Q_PROPERTY(QObject *dataSource READ dataSource WRITE setDataSource)
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Q_PROPERTY(QString key READ key WRITE setKey)
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public:
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InternalDataModel(DataModel* parent=0);
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~InternalDataModel();
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void setDataSource(QObject *source);
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QObject *dataSource() const;
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void setKey(const QString key);
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QString key() const;
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void setItems(const QVariantList &list);
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int roleNameToId(const QString &name);
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//Reimplemented
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QVariant data(const QModelIndex &index, int role) const;
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QVariant headerData(int section, Qt::Orientation orientation,
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int role = Qt::DisplayRole) const;
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QModelIndex index(int row, int column,
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const QModelIndex &parent = QModelIndex()) const;
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QModelIndex parent(const QModelIndex &child) const;
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int rowCount(const QModelIndex &parent = QModelIndex()) const;
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int columnCount(const QModelIndex &parent = QModelIndex()) const;
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Q_SIGNALS:
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void modelAboutToBeReset();
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void modelReset();
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private Q_SLOTS:
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void dataUpdated(const QString &sourceName, const Plasma::DataEngine::Data &data);
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private:
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DataModel *m_dataModel;
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DataSource *m_dataSource;
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QString m_key;
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QVector<QVariant> m_items;
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QHash<int, QByteArray> m_roleNames;
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QHash<QString, int> m_roleIds;
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};
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}
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#endif
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