94 lines
2.7 KiB
C++
94 lines
2.7 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.
|
|
*/
|
|
|
|
#include "BooksTask.h"
|
|
#include "BooksTaskQueue.h"
|
|
|
|
#include "HarbourDebug.h"
|
|
|
|
#include <QCoreApplication>
|
|
|
|
BooksTask::BooksTask(QThread* aThread) :
|
|
iAboutToQuit(false),
|
|
iSubmitted(false),
|
|
iStarted(false),
|
|
iReleased(false),
|
|
iDone(false)
|
|
{
|
|
setAutoDelete(false);
|
|
if (aThread) moveToThread(aThread);
|
|
connect(qApp, SIGNAL(aboutToQuit()), SLOT(onAboutToQuit()));
|
|
connect(this, SIGNAL(runFinished()), SLOT(onRunFinished()),
|
|
Qt::QueuedConnection);
|
|
}
|
|
|
|
BooksTask::~BooksTask()
|
|
{
|
|
HASSERT(iReleased);
|
|
if (iSubmitted) wait();
|
|
}
|
|
|
|
void BooksTask::release(QObject* aHandler)
|
|
{
|
|
disconnect(aHandler);
|
|
iReleased = true;
|
|
if (!iSubmitted || iDone) {
|
|
delete this;
|
|
}
|
|
}
|
|
|
|
void BooksTask::run()
|
|
{
|
|
HASSERT(!iStarted);
|
|
iStarted = true;
|
|
performTask();
|
|
Q_EMIT runFinished();
|
|
}
|
|
|
|
void BooksTask::onRunFinished()
|
|
{
|
|
HASSERT(!iDone);
|
|
if (!iReleased) {
|
|
Q_EMIT done();
|
|
}
|
|
iDone = true;
|
|
if (iReleased) {
|
|
delete this;
|
|
}
|
|
}
|
|
|
|
void BooksTask::onAboutToQuit()
|
|
{
|
|
HDEBUG("OK");
|
|
iAboutToQuit = true;
|
|
}
|