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// Copyright (C) 2008 Lukas Lalinsky
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this program; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#ifndef DOMUTILS_H
#define DOMUTILS_H
#include <QDomDocument>
#include <QDomElement>
#include <QMetaEnum>
#include <QMetaObject>
inline void
appendStringElement(QDomDocument &doc, QDomElement &parent, const QString &name, const QString &value)
{
if (!value.isEmpty()) {
QDomElement element = doc.createElement(name);
element.appendChild(doc.createTextNode(value));
parent.appendChild(element);
}
}
inline QString
readStringElement(QDomElement &parent, const QString &name, const QString &defaultValue = QString())
{
QDomElement element = parent.firstChildElement(name);
if (!element.isNull()) {
return element.text();
}
return defaultValue;
}
inline const char *
enumNameFromValue(const QObject *obj, const char *enumerator, int value)
{
const QMetaObject *metaObj = obj->metaObject();
int enumeratorIndex = metaObj->indexOfEnumerator(enumerator);
return metaObj->enumerator(enumeratorIndex).valueToKey(value);
}
inline int
enumValueFromName(const QObject *obj, const char *enumerator, const char *key)
{
const QMetaObject *metaObj = obj->metaObject();
int enumeratorIndex = metaObj->indexOfEnumerator(enumerator);
return metaObj->enumerator(enumeratorIndex).keyToValue(key);
}
template <typename T> inline void
appendEnumElement(QDomDocument doc, QDomElement element, const QString &name, T value, const QObject *obj, const char *enumName)
{
appendStringElement(doc, element, name, enumNameFromValue(obj, enumName, value));
}
template <typename T> inline T
readEnumElement(QDomElement &parent, const QString &name, T defaultValue, const QObject *obj, const char *enumName)
{
QDomElement element = parent.firstChildElement(name);
if (!element.isNull()) {
return T(enumValueFromName(obj, enumName, element.text().toLatin1().constData()));
}
return defaultValue;
}
#endif
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