diff options
Diffstat (limited to 'src/corelib/tools/qcollator_posix.cpp')
| -rw-r--r-- | src/corelib/tools/qcollator_posix.cpp | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/src/corelib/tools/qcollator_posix.cpp b/src/corelib/tools/qcollator_posix.cpp new file mode 100644 index 0000000000..c6e589c174 --- /dev/null +++ b/src/corelib/tools/qcollator_posix.cpp @@ -0,0 +1,148 @@ +/**************************************************************************** +** +** Copyright (C) 2013 Aleix Pol Gonzalez <aleixpol@kde.org> +** Contact: http://www.qt-project.org/legal +** +** This file is part of the QtCore module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Digia. For licensing terms and +** conditions see http://qt.digia.com/licensing. For further information +** use the contact form at http://qt.digia.com/contact-us. +** +** 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, Digia gives you certain additional +** rights. These rights are described in the Digia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 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 the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qcollator_p.h" +#include "qstringlist.h" +#include "qstring.h" + +#include <cstring> + +QT_BEGIN_NAMESPACE + +void QCollatorPrivate::init() +{ +} + +void QCollatorPrivate::cleanup() +{ +} + +void QCollator::setCaseSensitivity(Qt::CaseSensitivity cs) +{ + Q_UNUSED(cs); + qWarning("unsupported in the posix collation implementation"); +} + +Qt::CaseSensitivity QCollator::caseSensitivity() const +{ + qWarning("unsupported in the posix collation implementation"); + return Qt::CaseSensitive; +} + +void QCollator::setNumericMode(bool on) +{ + Q_UNUSED(on); + qWarning("unsupported in the posix collation implementation"); +} + +bool QCollator::numericMode() const +{ + return true; +} + +void QCollator::setIgnorePunctuation(bool on) +{ + Q_UNUSED(on); + qWarning("unsupported in the posix collation implementation"); +} + +bool QCollator::ignorePunctuation() const +{ + qWarning("unsupported in the posix collation implementation"); + return false; +} + +static void stringToWCharArray(QVarLengthArray<wchar_t> &ret, const QString &string) +{ + ret.resize(string.length()); + int len = string.toWCharArray(ret.data()); + ret.resize(len+1); + ret[len] = 0; +} + +int QCollator::compare(const QChar *s1, int len1, const QChar *s2, int len2) const +{ + QVarLengthArray<wchar_t> array1, array2; + stringToWCharArray(array1, QString(s1, len1)); + stringToWCharArray(array2, QString(s2, len2)); + return std::wcscoll(array1.constData(), array2.constData()); +} + +int QCollator::compare(const QString &s1, const QString &s2) const +{ + QVarLengthArray<wchar_t> array1, array2; + stringToWCharArray(array1, s1); + stringToWCharArray(array2, s2); + return std::wcscoll(array1.constData(), array2.constData()); +} + +int QCollator::compare(const QStringRef &s1, const QStringRef &s2) const +{ + return compare(s1.constData(), s1.size(), s2.constData(), s2.size()); +} + +QCollatorSortKey QCollator::sortKey(const QString &string) const +{ + QVarLengthArray<wchar_t> original; + stringToWCharArray(original, string); + QVector<wchar_t> result(string.size()); + size_t size = std::wcsxfrm(result.data(), original.constData(), string.size()); + if (size > uint(result.size())) { + result.resize(size+1); + size = std::wcsxfrm(result.data(), original.constData(), string.size()); + } + result.resize(size+1); + result[size] = 0; + return QCollatorSortKey(new QCollatorSortKeyPrivate(result)); +} + +bool QCollatorSortKey::operator<(const QCollatorSortKey &otherKey) const +{ + return compare(otherKey) < 0; +} + +int QCollatorSortKey::compare(const QCollatorSortKey &otherKey) const +{ + return wcscmp(d->m_key.constData(), + otherKey.d->m_key.constData()); +} + +QT_END_NAMESPACE |