annotate base/Thread.h @ 1752:6d09d68165a4 by-id

Further review of ById: make IDs only available when adding a model to the ById store, not by querying the item directly. This means any id encountered in the wild must have been added to the store at some point (even if later released), which simplifies reasoning about lifecycles

/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */

/*
    Sonic Visualiser
    An audio file viewer and annotation editor.
    Centre for Digital Music, Queen Mary, University of London.
    This file copyright 2006 Chris Cannam.
    
    This program is free software; you can redistribute it and/or
    modify it under the terms of the GNU General Public License as
    published by the Free Software Foundation; either version 2 of the
    License, or (at your option) any later version.  See the file
    COPYING included with this distribution for more information.
*/

#ifndef SV_THREAD_H
#define SV_THREAD_H

#include <QThread>
#include <QMutexLocker>

#include "Profiler.h"

class Thread : public QThread
{
Q_OBJECT

public:
    enum Type { RTThread, NonRTThread };

    Thread(Type type = NonRTThread, QObject *parent = 0);

public slots:
    void start();

protected:
    void run() override = 0;

private:    
    Type m_type;
};

class MutexLocker
{
public:
    MutexLocker(QMutex *mutex, const char *name);
    ~MutexLocker();

private:
    class Printer {
    public:
        Printer(const char *name);
        ~Printer();

    private:
        const char *m_name;
    };

    Profiler m_profiler;
    Printer m_printer;
    QMutexLocker m_locker;
};

#endif