qstorageinfo.h

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// Copyright (C) 2014 Ivan Komissarov <ABBAPOH@gmail.com>
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
#ifndef QSTORAGEINFO_H
#define QSTORAGEINFO_H
 
#include <QtCore/qbytearray.h>
#include <QtCore/qdir.h>
#include <QtCore/qlist.h>
#include <QtCore/qmetatype.h>
#include <QtCore/qstring.h>
#include <QtCore/qshareddata.h>
 
QT_BEGIN_NAMESPACE
 
class QDebug;
 
class QStorageInfoPrivate;
class Q_CORE_EXPORT QStorageInfo
{
public:
    QStorageInfo();
    explicit QStorageInfo(const QString &path);
    explicit QStorageInfo(const QDir &dir);
    QStorageInfo(const QStorageInfo &other);
    ~QStorageInfo();
 
    QStorageInfo &operator=(const QStorageInfo &other);
    QT_MOVE_ASSIGNMENT_OPERATOR_IMPL_VIA_PURE_SWAP(QStorageInfo)
 
    inline void swap(QStorageInfo &other) noexcept
    { d.swap(other.d); }
 
    void setPath(const QString &path);
 
    QString rootPath() const;
    QByteArray device() const;
    QByteArray subvolume() const;
    QByteArray fileSystemType() const;
    QString name() const;
    QString displayName() const;
 
    qint64 bytesTotal() const;
    qint64 bytesFree() const;
    qint64 bytesAvailable() const;
    int blockSize() const;
 
    inline bool isRoot() const;
    bool isReadOnly() const;
    bool isReady() const;
    bool isValid() const;
 
    void refresh();
 
    static QList<QStorageInfo> mountedVolumes();
    static QStorageInfo root();
 
private:
    friend class QStorageInfoPrivate;
    friend inline bool operator==(const QStorageInfo &first, const QStorageInfo &second)
    {
        if (first.d == second.d)
            return true;
        return first.device() == second.device() && first.rootPath() == second.rootPath();
    }
 
    friend inline bool operator!=(const QStorageInfo &first, const QStorageInfo &second)
    {
        return !(first == second);
    }
 
    friend Q_CORE_EXPORT QDebug operator<<(QDebug, const QStorageInfo &);
    QExplicitlySharedDataPointer<QStorageInfoPrivate> d;
};
 
inline bool QStorageInfo::isRoot() const
{ return *this == QStorageInfo::root(); }
 
Q_DECLARE_SHARED(QStorageInfo)
 
#ifndef QT_NO_DEBUG_STREAM
Q_CORE_EXPORT QDebug operator<<(QDebug debug, const QStorageInfo &);
#endif
 
QT_END_NAMESPACE
 
QT_DECL_METATYPE_EXTERN(QStorageInfo, Q_CORE_EXPORT)
 
#endif // QSTORAGEINFO_H