1 files changed, 166 insertions, 0 deletions
diff --git a/src/xmlpatterns/api/qiodevicedelegate.cpp b/src/xmlpatterns/api/qiodevicedelegate.cpp
new file mode 100644
index 0000000..ebd6e41
--- /dev/null
+++ b/src/xmlpatterns/api/qiodevicedelegate.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtXmlPatterns module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#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."));
+    error(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
+