| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtXmlPatterns module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
| ** Commercial License Usage |
| ** Licensees holding valid commercial Qt licenses may use this file in |
| ** accordance with the commercial license agreement provided with the |
| ** Software or, alternatively, in accordance with the terms contained in |
| ** a written agreement between you and The Qt Company. For licensing terms |
| ** and conditions see https://www.qt.io/terms-conditions. For further |
| ** information use the contact form at https://www.qt.io/contact-us. |
| ** |
| ** GNU Lesser General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU Lesser |
| ** General Public License version 3 as published by the Free Software |
| ** Foundation and appearing in the file LICENSE.LGPL3 included in the |
| ** packaging of this file. Please review the following information to |
| ** ensure the GNU Lesser General Public License version 3 requirements |
| ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 2.0 or (at your option) the GNU General |
| ** Public license version 3 or any later version approved by the KDE Free |
| ** Qt Foundation. The licenses are as published by the Free Software |
| ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 |
| ** included in the packaging of this file. Please review the following |
| ** information to ensure the GNU General Public License requirements will |
| ** be met: https://www.gnu.org/licenses/gpl-2.0.html and |
| ** https://www.gnu.org/licenses/gpl-3.0.html. |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #include <QtDebug> |
| |
| #include "qpatternistlocale_p.h" |
| |
| #include "qiodevicedelegate_p.h" |
| |
| QT_BEGIN_NAMESPACE |
| |
| using namespace QPatternist; |
| |
| QIODeviceDelegate::QIODeviceDelegate(QIODevice *const source) : m_source(source) |
| { |
| Q_ASSERT(m_source); |
| |
| connect(source, SIGNAL(aboutToClose()), SIGNAL(aboutToClose())); |
| connect(source, SIGNAL(bytesWritten(qint64)), SIGNAL(bytesWritten(qint64))); |
| connect(source, SIGNAL(readChannelFinished()), SIGNAL(readChannelFinished())); |
| connect(source, SIGNAL(readyRead()), SIGNAL(readyRead())); |
| |
| /* According to Thiago these two signals are very similar, but QtNetworkAccess uses finished() |
| * instead for a minor but significant reason. */ |
| connect(source, SIGNAL(readChannelFinished()), SIGNAL(finished())); |
| |
| /* For instance QFile emits no signals, so how do we know if the device has all data available |
| * and it therefore is safe and correct to emit finished()? isSequential() tells us whether it's |
| * not random access, and whether it's safe to emit finished(). */ |
| if(m_source->isSequential()) |
| QMetaObject::invokeMethod(this, "readyRead", Qt::QueuedConnection); |
| else |
| QMetaObject::invokeMethod(this, "finished", Qt::QueuedConnection); |
| |
| setOpenMode(QIODevice::ReadOnly); |
| |
| /* Set up the timeout timer. */ |
| connect(&m_timeout, SIGNAL(timeout()), SLOT(networkTimeout())); |
| |
| m_timeout.setSingleShot(true); |
| m_timeout.start(Timeout); |
| } |
| |
| void QIODeviceDelegate::networkTimeout() |
| { |
| setErrorString(QtXmlPatterns::tr("Network timeout.")); |
| errorOccurred(QNetworkReply::TimeoutError); |
| } |
| |
| void QIODeviceDelegate::abort() |
| { |
| /* Do nothing, just to please QNetworkReply's pure virtual. */ |
| } |
| |
| bool QIODeviceDelegate::atEnd() const |
| { |
| return m_source->atEnd(); |
| } |
| |
| qint64 QIODeviceDelegate::bytesAvailable() const |
| { |
| return m_source->bytesAvailable(); |
| } |
| |
| qint64 QIODeviceDelegate::bytesToWrite() const |
| { |
| return m_source->bytesToWrite(); |
| } |
| |
| bool QIODeviceDelegate::canReadLine() const |
| { |
| return m_source->canReadLine(); |
| } |
| |
| void QIODeviceDelegate::close() |
| { |
| return m_source->close(); |
| } |
| |
| bool QIODeviceDelegate::isSequential() const |
| { |
| return m_source->isSequential(); |
| } |
| |
| bool QIODeviceDelegate::open(OpenMode mode) |
| { |
| const bool success = m_source->open(mode); |
| setOpenMode(m_source->openMode()); |
| return success; |
| } |
| |
| qint64 QIODeviceDelegate::pos() const |
| { |
| return m_source->pos(); |
| } |
| |
| bool QIODeviceDelegate::reset() |
| { |
| return m_source->reset(); |
| } |
| |
| bool QIODeviceDelegate::seek(qint64 pos) |
| { |
| return m_source->seek(pos); |
| } |
| |
| qint64 QIODeviceDelegate::size() const |
| { |
| return m_source->size(); |
| } |
| |
| bool QIODeviceDelegate::waitForBytesWritten(int msecs) |
| { |
| return m_source->waitForBytesWritten(msecs); |
| } |
| |
| bool QIODeviceDelegate::waitForReadyRead(int msecs) |
| { |
| return m_source->waitForReadyRead(msecs); |
| } |
| |
| qint64 QIODeviceDelegate::readData(char *data, qint64 maxSize) |
| { |
| return m_source->read(data, maxSize); |
| } |
| |
| QT_END_NAMESPACE |
| |