--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/xlsx/xlsxabstractooxmlfile.cpp	Tue Mar 22 10:38:08 2016 +0100
@@ -0,0 +1,119 @@
+/****************************************************************************
+** Copyright (c) 2013-2014 Debao Zhang <hello@debao.me>
+** All right reserved.
+**
+** Permission is hereby granted, free of charge, to any person obtaining
+** a copy of this software and associated documentation files (the
+** "Software"), to deal in the Software without restriction, including
+** without limitation the rights to use, copy, modify, merge, publish,
+** distribute, sublicense, and/or sell copies of the Software, and to
+** permit persons to whom the Software is furnished to do so, subject to
+** the following conditions:
+**
+** The above copyright notice and this permission notice shall be
+** included in all copies or substantial portions of the Software.
+**
+** THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+** NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+** LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+** OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+** WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+**
+****************************************************************************/
+
+#include "xlsxabstractooxmlfile.h"
+#include "xlsxabstractooxmlfile_p.h"
+
+#include <QBuffer>
+#include <QByteArray>
+
+QT_BEGIN_NAMESPACE_XLSX
+
+AbstractOOXmlFilePrivate::AbstractOOXmlFilePrivate(AbstractOOXmlFile *q, AbstractOOXmlFile::CreateFlag flag=AbstractOOXmlFile::F_NewFromScratch)
+    :relationships(new Relationships), flag(flag), q_ptr(q)
+{
+
+}
+
+AbstractOOXmlFilePrivate::~AbstractOOXmlFilePrivate()
+{
+
+}
+
+/*!
+ * \internal
+ *
+ * \class AbstractOOXmlFile
+ *
+ * Base class of all the ooxml part file.
+ */
+
+AbstractOOXmlFile::AbstractOOXmlFile(CreateFlag flag)
+    :d_ptr(new AbstractOOXmlFilePrivate(this, flag))
+{
+}
+
+AbstractOOXmlFile::AbstractOOXmlFile(AbstractOOXmlFilePrivate *d)
+    :d_ptr(d)
+{
+
+}
+
+AbstractOOXmlFile::~AbstractOOXmlFile()
+{
+    if (d_ptr->relationships)
+        delete d_ptr->relationships;
+    delete d_ptr;
+}
+
+QByteArray AbstractOOXmlFile::saveToXmlData() const
+{
+    QByteArray data;
+    QBuffer buffer(&data);
+    buffer.open(QIODevice::WriteOnly);
+    saveToXmlFile(&buffer);
+
+    return data;
+}
+
+bool AbstractOOXmlFile::loadFromXmlData(const QByteArray &data)
+{
+    QBuffer buffer;
+    buffer.setData(data);
+    buffer.open(QIODevice::ReadOnly);
+
+    return loadFromXmlFile(&buffer);
+}
+
+/*!
+ * \internal
+ */
+void AbstractOOXmlFile::setFilePath(const QString path)
+{
+    Q_D(AbstractOOXmlFile);
+    d->filePathInPackage = path;
+}
+
+/*!
+ * \internal
+ */
+QString AbstractOOXmlFile::filePath() const
+{
+    Q_D(const AbstractOOXmlFile);
+    return d->filePathInPackage;
+}
+
+
+/*!
+ * \internal
+ */
+Relationships *AbstractOOXmlFile::relationships() const
+{
+    Q_D(const AbstractOOXmlFile);
+    return d->relationships;
+}
+
+
+QT_END_NAMESPACE_XLSX