qcollator.h

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// Copyright (C) 2020 The Qt Company Ltd.
// Copyright (C) 2013 Aleix Pol Gonzalez <aleixpol@kde.org>
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
// Qt-Security score:significant reason:trivial-impl-only
 
#ifndef QCOLLATOR_H
#define QCOLLATOR_H
 
#include <QtCore/qstring.h>
#include <QtCore/qstringlist.h>
#include <QtCore/qlocale.h>
 
QT_BEGIN_NAMESPACE
 
class QCollatorPrivate;
class QCollatorSortKeyPrivate;
QT_DECLARE_QESDP_SPECIALIZATION_DTOR(QCollatorSortKeyPrivate)
 
class Q_CORE_EXPORT QCollatorSortKey
{
    friend class QCollator;
public:
    QCollatorSortKey(const QCollatorSortKey &other);
    QCollatorSortKey(QCollatorSortKey &&other) noexcept = default;
    ~QCollatorSortKey();
    QCollatorSortKey &operator=(const QCollatorSortKey &other);
    QT_MOVE_ASSIGNMENT_OPERATOR_IMPL_VIA_PURE_SWAP(QCollatorSortKey)
    void swap(QCollatorSortKey &other) noexcept
    { d.swap(other.d); }
 
    int compare(const QCollatorSortKey &key) const;
    friend bool operator<(const QCollatorSortKey &lhs, const QCollatorSortKey &rhs)
    { return lhs.compare(rhs) < 0; }
 
protected:
    QCollatorSortKey(QCollatorSortKeyPrivate*);
 
    QExplicitlySharedDataPointer<QCollatorSortKeyPrivate> d;
 
private:
    QCollatorSortKey();
};
 
class Q_CORE_EXPORT QCollator
{
public:
    QCollator();
    explicit QCollator(const QLocale &locale);
    QCollator(const QCollator &);
    ~QCollator();
    QCollator &operator=(const QCollator &);
    QCollator(QCollator &&other) noexcept
        : d(other.d) { other.d = nullptr; }
    QT_MOVE_ASSIGNMENT_OPERATOR_IMPL_VIA_MOVE_AND_SWAP(QCollator)
 
    void swap(QCollator &other) noexcept
    { qt_ptr_swap(d, other.d); }
 
    void setLocale(const QLocale &locale);
    QLocale locale() const;
 
    Qt::CaseSensitivity caseSensitivity() const;
    void setCaseSensitivity(Qt::CaseSensitivity cs);
 
    void setNumericMode(bool on);
    bool numericMode() const;
 
    void setIgnorePunctuation(bool on);
    bool ignorePunctuation() const;
 
    int compare(const QString &s1, const QString &s2) const
    { return compare(QStringView(s1), QStringView(s2)); }
#if QT_CORE_REMOVED_SINCE(6, 4) && QT_POINTER_SIZE != 4
    int compare(const QChar *s1, int len1, const QChar *s2, int len2) const
    { return compare(QStringView(s1, len1), QStringView(s2, len2)); }
#endif
    int compare(const QChar *s1, qsizetype len1, const QChar *s2, qsizetype len2) const
    { return compare(QStringView(s1, len1), QStringView(s2, len2)); }
 
    bool operator()(const QString &s1, const QString &s2) const
    { return compare(s1, s2) < 0; }
    int compare(QStringView s1, QStringView s2) const;
 
    bool operator()(QStringView s1, QStringView s2) const
    { return compare(s1, s2) < 0; }
 
    QCollatorSortKey sortKey(const QString &string) const;
 
    static int defaultCompare(QStringView s1, QStringView s2);
    static QCollatorSortKey defaultSortKey(QStringView key);
 
private:
    QCollatorPrivate *d;
 
    void detach();
};
 
Q_DECLARE_SHARED(QCollatorSortKey)
Q_DECLARE_SHARED(QCollator)
 
QT_END_NAMESPACE
 
#endif // QCOLLATOR_P_H