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https://invent.kde.org/graphics/okular
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55 lines
1.7 KiB
C
55 lines
1.7 KiB
C
/**
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Natural order sorting of strings which contains numbers.
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Copyright 2007 Tobias Koenig <tokoe@kde.org>
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based on the natural order code by Martin Pool <mbp sourcefrog net>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public
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License version 2 or at your option version 3 as published by
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the Free Software Foundation.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef QNATSORT_H
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#define QNATSORT_H
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#include <QString>
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/**
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* The two methods can be used in qSort to sort strings which contain
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* numbers in natural order.
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*
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* Normally strings are ordered like this: fam10g fam1g fam2g fam3g
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* natural ordered it would look like this: fam1g fam2g fam3g fam10g
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*
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* Code:
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*
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* QStringList list;
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* list << "fam10g" << "fam1g" << "fam2g" << "fam5g";
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*
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* qSort( list.begin(), list.end(), caseSensitiveNaturalOderLessThen );
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*/
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/**
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* Returns whether the @p left string is lesser than the @p right string
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* in natural order.
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*/
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bool caseSensitiveNaturalOrderLessThen( const QString &left, const QString &right );
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/**
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* Returns whether the @p left string is lesser than the @p right string
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* in natural order and case insensitive.
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*/
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bool caseInsensitiveNaturalOrderLessThen( const QString &left, const QString &right );
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#endif
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