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/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, 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.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QFILESYSTEMMODEL_H
#define QFILESYSTEMMODEL_H
#include <QtCore/qabstractitemmodel.h>
#include <QtCore/qpair.h>
#include <QtCore/qdir.h>
#include <QtGui/qicon.h>
#include <QtCore/qdiriterator.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Gui)
#ifndef QT_NO_FILESYSTEMMODEL
class ExtendedInformation;
class QFileSystemModelPrivate;
class QFileIconProvider;
class Q_GUI_EXPORT QFileSystemModel : public QAbstractItemModel
{
Q_OBJECT
Q_PROPERTY(bool resolveSymlinks READ resolveSymlinks WRITE setResolveSymlinks)
Q_PROPERTY(bool readOnly READ isReadOnly WRITE setReadOnly)
Q_PROPERTY(bool nameFilterDisables READ nameFilterDisables WRITE setNameFilterDisables)
Q_SIGNALS:
void rootPathChanged(const QString &newPath);
void fileRenamed(const QString &path, const QString &oldName, const QString &newName);
void directoryLoaded(const QString &path);
public:
enum Roles {
FileIconRole = Qt::DecorationRole,
FilePathRole = Qt::UserRole + 1,
FileNameRole = Qt::UserRole + 2,
FilePermissions = Qt::UserRole + 3
};
explicit QFileSystemModel(QObject *parent = 0);
~QFileSystemModel();
QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const;
QModelIndex index(const QString &path, int column = 0) const;
QModelIndex parent(const QModelIndex &child) const;
bool hasChildren(const QModelIndex &parent = QModelIndex()) const;
bool canFetchMore(const QModelIndex &parent) const;
void fetchMore(const QModelIndex &parent);
int rowCount(const QModelIndex &parent = QModelIndex()) const;
int columnCount(const QModelIndex &parent = QModelIndex()) const;
QVariant myComputer(int role = Qt::DisplayRole) const;
QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole);
QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const;
Qt::ItemFlags flags(const QModelIndex &index) const;
void sort(int column, Qt::SortOrder order = Qt::AscendingOrder);
QStringList mimeTypes() const;
QMimeData *mimeData(const QModelIndexList &indexes) const;
bool dropMimeData(const QMimeData *data, Qt::DropAction action,
int row, int column, const QModelIndex &parent);
Qt::DropActions supportedDropActions() const;
// QFileSystemModel specific API
QModelIndex setRootPath(const QString &path);
QString rootPath() const;
QDir rootDirectory() const;
void setIconProvider(QFileIconProvider *provider);
QFileIconProvider *iconProvider() const;
void setFilter(QDir::Filters filters);
QDir::Filters filter() const;
void setResolveSymlinks(bool enable);
bool resolveSymlinks() const;
void setReadOnly(bool enable);
bool isReadOnly() const;
void setNameFilterDisables(bool enable);
bool nameFilterDisables() const;
void setNameFilters(const QStringList &filters);
QStringList nameFilters() const;
QString filePath(const QModelIndex &index) const;
bool isDir(const QModelIndex &index) const;
qint64 size(const QModelIndex &index) const;
QString type(const QModelIndex &index) const;
QDateTime lastModified(const QModelIndex &index) const;
QModelIndex mkdir(const QModelIndex &parent, const QString &name);
bool rmdir(const QModelIndex &index) const; // ### Qt5: should not be const
inline QString fileName(const QModelIndex &index) const;
inline QIcon fileIcon(const QModelIndex &index) const;
QFile::Permissions permissions(const QModelIndex &index) const;
inline QFileInfo fileInfo(const QModelIndex &index) const;
bool remove(const QModelIndex &index) const;
protected:
QFileSystemModel(QFileSystemModelPrivate &, QObject *parent = 0);
void timerEvent(QTimerEvent *event);
bool event(QEvent *event);
private:
Q_DECLARE_PRIVATE(QFileSystemModel)
Q_DISABLE_COPY(QFileSystemModel)
Q_PRIVATE_SLOT(d_func(), void _q_directoryChanged(const QString &directory, const QStringList &list))
Q_PRIVATE_SLOT(d_func(), void _q_performDelayedSort())
Q_PRIVATE_SLOT(d_func(), void _q_fileSystemChanged(const QString &path, const QList<QPair<QString, QFileInfo> > &))
Q_PRIVATE_SLOT(d_func(), void _q_resolvedName(const QString &fileName, const QString &resolvedName))
friend class QFileDialogPrivate;
};
inline QString QFileSystemModel::fileName(const QModelIndex &aindex) const
{ return aindex.data(Qt::DisplayRole).toString(); }
inline QIcon QFileSystemModel::fileIcon(const QModelIndex &aindex) const
{ return qvariant_cast<QIcon>(aindex.data(Qt::DecorationRole)); }
inline QFileInfo QFileSystemModel::fileInfo(const QModelIndex &aindex) const
{ return QFileInfo(filePath(aindex)); }
#endif // QT_NO_FILESYSTEMMODEL
QT_END_NAMESPACE
QT_END_HEADER
#endif // QFILESYSTEMMODEL_H
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