RetroShare/retroshare-gui/src/TorControl/PendingOperation.cpp

85 lines
2.6 KiB
C++

/* Ricochet - https://ricochet.im/
* Copyright (C) 2014, John Brooks <john.brooks@dereferenced.net>
*
* 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 names of the copyright owners 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 "PendingOperation.h"
PendingOperation::PendingOperation(QObject *parent)
: QObject(parent), m_finished(false)
{
}
bool PendingOperation::isFinished() const
{
return m_finished;
}
bool PendingOperation::isSuccess() const
{
return m_finished && m_errorMessage.isNull();
}
bool PendingOperation::isError() const
{
return m_finished && !m_errorMessage.isNull();
}
QString PendingOperation::errorMessage() const
{
return m_errorMessage;
}
void PendingOperation::finishWithError(const QString &message)
{
if (message.isEmpty())
m_errorMessage = QStringLiteral("Unknown Error");
m_errorMessage = message;
if (!m_finished) {
m_finished = true;
emit finished();
emit error(m_errorMessage);
}
}
void PendingOperation::finishWithSuccess()
{
Q_ASSERT(m_errorMessage.isNull());
if (!m_finished) {
m_finished = true;
emit finished();
if (isSuccess())
emit success();
}
}