qxtloggerengine.h

/****************************************************************************
** Copyright (c) 2006 - 2011, the LibQxt project.
** See the Qxt AUTHORS file for a list of authors and copyright holders.
** All rights reserved.
**
** Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are met:
**     * Redistributions of source code must retain the above copyright
**       notice, this list of conditions and the following disclaimer.
**     * Redistributions in binary form must reproduce the above copyright
**       notice, this list of conditions and the following disclaimer in the
**       documentation and/or other materials provided with the distribution.
**     * Neither the name of the LibQxt project nor the
**       names of its contributors may be used to endorse or promote products
**       derived from this software without specific prior written permission.
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
** ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
** WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
** DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
** DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
** (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
** LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
** ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
** SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
**
** <http://libqxt.org>  <foundation@libqxt.org>
*****************************************************************************/

#ifndef QXTLOGGERENGINE_H
#define QXTLOGGERENGINE_H

#include <QString>
#include <QVariant>
#include <QIODevice>
#include <QFile>
#include "qxtlogger.h"

class QxtLoggerEnginePrivate;

class QXT_CORE_EXPORT QxtLoggerEngine
{
    QXT_DECLARE_PRIVATE(QxtLoggerEngine)

public:
    QxtLoggerEngine();
    virtual ~QxtLoggerEngine();

    virtual void    initLoggerEngine() = 0;
    virtual void    killLoggerEngine() = 0;
    virtual bool    isInitialized() const = 0;

    virtual void    writeFormatted(QxtLogger::LogLevel level, const QList<QVariant>& messages) = 0;

    virtual void    setLoggingEnabled(bool enable = true);
    bool            isLoggingEnabled() const;
    void            enableLogging();
    void            disableLogging();

    virtual void    setLogLevelsEnabled(QxtLogger::LogLevels levels, bool enable = true);
    bool            isLogLevelEnabled(QxtLogger::LogLevel level) const;
    void            enableLogLevels(QxtLogger::LogLevels levels);
    void            disableLogLevels(QxtLogger::LogLevels levels);
};

#endif // QXTLOGGERENGINE_H