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/****************************************************************************
**
** Copyright (C) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Qt Software Information (qt-info@nokia.com)
**
** This file is part of the Itemviews NG project on Trolltech Labs.
**
** This file may be used under the terms of the GNU General Public
** License version 2.0 or 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 GNU
** General Public Licensing requirements will be met:
** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
** http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@nokia.com.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
****************************************************************************/
#ifndef QTLISTSELECTIONMANAGER_H
#define QTLISTSELECTIONMANAGER_H
#include <QtCore/qobject.h>
#include <QtCore/qlist.h>
#include <QtCore/qshareddata.h>
#include <QtCore/qmetatype.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
//QT_MODULE(Gui)
class QtListModelInterface;
class QtListSelectionManagerPrivate;
class QtListSelectionChangeData;
class Q_ITEMVIEWSNG_EXPORT QtListSelectionChange
{
public:
QtListSelectionChange();
QtListSelectionChange(const QtListSelectionChange &other);
~QtListSelectionChange();
int index() const;
int count() const;
QList<int> indexes() const;
private:
friend class QtListSelectionManager;
friend class QtListSelectionManagerPrivate;
QSharedDataPointer<QtListSelectionChangeData> d;
};
Q_DECLARE_TYPEINFO(QtListSelectionChange, Q_MOVABLE_TYPE);
Q_DECLARE_METATYPE(QtListSelectionChange);
class Q_ITEMVIEWSNG_EXPORT QtListSelectionManager : public QObject
{
Q_OBJECT
Q_PROPERTY(int currentItem READ currentItem WRITE setCurrentItem)
Q_PROPERTY(bool anchoredSelectionActive READ isAnchoredSelectionActive)
Q_PROPERTY(SelectionMode anchoredSelectionMode READ anchoredSelectionMode)
public:
enum SelectionMode {
Select,
Deselect,
Toggle
};
QtListSelectionManager(QObject *parent = 0);
~QtListSelectionManager();
QtListModelInterface *model() const;
int currentItem() const;
int anchorItem() const;
bool isSelected(int index) const;
QList<int> selectedItems() const;
bool isAnchoredSelectionActive() const;
SelectionMode anchoredSelectionMode() const;
void beginAnchoredSelection(int anchor, SelectionMode mode = Select);
void endAnchoredSelection();
public Q_SLOTS:
void setCurrentItem(int current);
void setAnchorItem(int anchor);
void setSelected(int index, int count = 1, SelectionMode mode = Select);
void clearSelections();
Q_SIGNALS:
void currentChanged(int current, int previous);
void anchorChanged(int anchor, int previous);
void selectionsChanged(const QtListSelectionChange &change);
protected:
QtListSelectionManager(QtListSelectionManagerPrivate&, QObject *parent = 0);
QtListSelectionManagerPrivate *d_ptr;
void setModel(QtListModelInterface *model);
private:
friend class QtListController;
friend class QtListSelectionChange;
Q_DECLARE_PRIVATE(QtListSelectionManager)
Q_DISABLE_COPY(QtListSelectionManager)
Q_PRIVATE_SLOT(d_func(), void _q_modelDestroyed())
Q_PRIVATE_SLOT(d_func(), void _q_itemsInserted(int index, int count))
Q_PRIVATE_SLOT(d_func(), void _q_itemsRemoved(int index, int count))
Q_PRIVATE_SLOT(d_func(), void _q_itemsMoved(int from, int to, int count))
};
QT_END_NAMESPACE
QT_END_HEADER
#endif//QTLISTSELECTIONMANAGER_H
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