source: trunk/src/corelib/tools/qstringmatcher.h@ 135

/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Qt Software Information ([email protected])
**
** This file is part of the QtCore module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial Usage
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** 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, Nokia gives you certain
** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.0, 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.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at [email protected].
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QSTRINGMATCHER_H
#define QSTRINGMATCHER_H

#include <QtCore/qstring.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Core)

class QStringMatcherPrivate;

class Q_CORE_EXPORT QStringMatcher
{
public:
    QStringMatcher();
    QStringMatcher(const QString &pattern,
                   Qt::CaseSensitivity cs = Qt::CaseSensitive);
    QStringMatcher(const QChar *uc, int len,
                   Qt::CaseSensitivity cs = Qt::CaseSensitive);
    QStringMatcher(const QStringMatcher &other);
    ~QStringMatcher();

    QStringMatcher &operator=(const QStringMatcher &other);

    void setPattern(const QString &pattern);
    void setCaseSensitivity(Qt::CaseSensitivity cs);

    int indexIn(const QString &str, int from = 0) const;
    int indexIn(const QChar *str, int length, int from = 0) const;
    QString pattern() const;
    inline Qt::CaseSensitivity caseSensitivity() const { return q_cs; }

private:
    QStringMatcherPrivate *d_ptr;
    QString q_pattern;
    Qt::CaseSensitivity q_cs;
#ifdef Q_CC_RVCT
// explicitely allow anonymous unions for RVCT to prevent compiler warnings
#pragma anon_unions
#endif
    union {
        uint q_data[256];
        struct {
            uchar q_skiptable[256];
            const QChar *uc;
            int len;
        } p;
    };
};

QT_END_NAMESPACE

QT_END_HEADER

#endif // QSTRINGMATCHER_H