harbour-books/app/src/BooksTaskQueue.h
2018-05-16 18:27:12 +03:00

68 lines
2.3 KiB
C++

/*
* Copyright (C) 2015-2018 Jolla Ltd.
* Copyright (C) 2015-2018 Slava Monich <slava.monich@jolla.com>
*
* You may use this file under the terms of the BSD license as follows:
*
* 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 Jolla Ltd 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 THE COPYRIGHT
* OWNER OR CONTRIBUTORS 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.
*/
#ifndef BOOKS_TASK_QUEUE_H
#define BOOKS_TASK_QUEUE_H
#include "shared_ptr.h"
#include <QThreadPool>
class BooksTask;
class BooksTaskQueue
{
friend class shared_ptr_storage<BooksTaskQueue>;
public:
static shared_ptr<BooksTaskQueue> defaultQueue();
static shared_ptr<BooksTaskQueue> scaleQueue();
static shared_ptr<BooksTaskQueue> hashQueue();
static void waitForDone(int aMsecs = -1);
QThreadPool* pool() const;
private:
BooksTaskQueue(int aMaxThreadCount);
~BooksTaskQueue();
private:
class Private;
friend class Private;
QThreadPool* iPool;
};
inline QThreadPool* BooksTaskQueue::pool() const
{ return iPool; }
#endif // BOOKS_TASK_QUEUE_H