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/*
* Copyright 2012 Canonical Ltd.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; version 3.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* Authors:
* Renato Araujo Oliveira Filho <renato@canonical.com>
*/
#ifndef QMENUMODEL_H
#define QMENUMODEL_H
#include <QAbstractListModel>
typedef int gint;
typedef unsigned int guint;
typedef void* gpointer;
typedef struct _GMenuModel GMenuModel;
typedef struct _GObject GObject;
class QMenuModel : public QAbstractListModel
{
Q_OBJECT
Q_PROPERTY(int count READ count NOTIFY countChanged)
public:
enum MenuRoles {
Action = 0,
Label,
LinkSection,
LinkSubMenu,
Extra
};
~QMenuModel();
Q_INVOKABLE QVariantMap get(int row) const;
/* QAbstractItemModel */
QHash<int, QByteArray> roleNames() const;
QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
QModelIndex parent (const QModelIndex &index) const;
int rowCount(const QModelIndex &parent = QModelIndex()) const;
Q_SIGNALS:
void countChanged();
void aboutToRemoveLink(QMenuModel *link, int row);
protected:
QMenuModel(GMenuModel *other=0, QObject *parent=0);
void setMenuModel(GMenuModel *model);
GMenuModel *menuModel() const;
// helper getter intended for use in tests only
QHash<int, QMenuModel*> cache() const;
private:
QHash<int, QMenuModel*>* m_cache;
GMenuModel *m_menuModel;
guint m_signalChangedId;
guint m_rowCount;
//control variables
int m_currentOperationPosition;
int m_currentOperationAdded;
int m_currentOperationRemoved;
QVariant getStringAttribute(int row, const QString &attribute) const;
QVariant getLink(int row, const QString &linkName) const;
QVariant getExtraProperties(int row) const;
QString parseExtraPropertyName(const QString &name) const;
void clearModel(bool destructor=false);
int count() const;
int rowIndex(const QModelIndex &index) const;
static void onItemsChanged(GMenuModel *model, gint position, gint removed, gint added, gpointer data);
};
#endif
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