145 lines
4.5 KiB
C++
145 lines
4.5 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2013 Aleix Pol Gonzalez <aleixpol@kde.org>
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** Contact: http://www.qt-project.org/legal
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**
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** This file is part of the QtCore module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Digia. For licensing terms and
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** conditions see http://qt.digia.com/licensing. For further information
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** use the contact form at http://qt.digia.com/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Digia gives you certain additional
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** rights. These rights are described in the Digia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "qcollator_p.h"
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#include "qstringlist.h"
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#include "qstring.h"
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#include <cstring>
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#include <cwchar>
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QT_BEGIN_NAMESPACE
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void QCollatorPrivate::init()
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{
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}
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void QCollatorPrivate::cleanup()
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{
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}
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void QCollator::setCaseSensitivity(Qt::CaseSensitivity cs)
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{
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Q_UNUSED(cs);
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qWarning("unsupported in the posix collation implementation");
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}
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Qt::CaseSensitivity QCollator::caseSensitivity() const
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{
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qWarning("unsupported in the posix collation implementation");
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return Qt::CaseSensitive;
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}
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void QCollator::setNumericMode(bool on)
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{
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Q_UNUSED(on);
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qWarning("unsupported in the posix collation implementation");
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}
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bool QCollator::numericMode() const
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{
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return true;
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}
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void QCollator::setIgnorePunctuation(bool on)
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{
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Q_UNUSED(on);
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qWarning("unsupported in the posix collation implementation");
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}
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bool QCollator::ignorePunctuation() const
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{
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qWarning("unsupported in the posix collation implementation");
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return false;
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}
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static void stringToWCharArray(QVarLengthArray<wchar_t> &ret, const QString &string)
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{
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ret.resize(string.length());
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int len = string.toWCharArray(ret.data());
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ret.resize(len+1);
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ret[len] = 0;
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}
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int QCollator::compare(const QChar *s1, int len1, const QChar *s2, int len2) const
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{
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QVarLengthArray<wchar_t> array1, array2;
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stringToWCharArray(array1, QString(s1, len1));
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stringToWCharArray(array2, QString(s2, len2));
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return std::wcscoll(array1.constData(), array2.constData());
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}
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int QCollator::compare(const QString &s1, const QString &s2) const
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{
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QVarLengthArray<wchar_t> array1, array2;
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stringToWCharArray(array1, s1);
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stringToWCharArray(array2, s2);
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return std::wcscoll(array1.constData(), array2.constData());
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}
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int QCollator::compare(const QStringRef &s1, const QStringRef &s2) const
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{
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return compare(s1.constData(), s1.size(), s2.constData(), s2.size());
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}
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QCollatorSortKey QCollator::sortKey(const QString &string) const
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{
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QVarLengthArray<wchar_t> original;
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stringToWCharArray(original, string);
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QVector<wchar_t> result(string.size());
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size_t size = std::wcsxfrm(result.data(), original.constData(), string.size());
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if (size > uint(result.size())) {
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result.resize(size+1);
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size = std::wcsxfrm(result.data(), original.constData(), string.size());
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}
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result.resize(size+1);
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result[size] = 0;
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return QCollatorSortKey(new QCollatorSortKeyPrivate(result));
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}
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int QCollatorSortKey::compare(const QCollatorSortKey &otherKey) const
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{
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return std::wcscmp(d->m_key.constData(),
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otherKey.d->m_key.constData());
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}
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QT_END_NAMESPACE
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