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/*
* Copyright 2008 Ben Boeckel <MathStuf@gmail.com>
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#ifndef SIGSCRIPT_CONFIG
#define SIGSCRIPT_CONFIG
// Sigscript includes
#include "Global.h"
// Qt includes
#include <QtCore/QMap>
#include <QtCore/QObject>
#include <QtCore/QString>
#include <QtCore/QStringList>
#include <QtCore/QVariant>
// Forward declarations
namespace Sigmod
{
class Sigmod;
}
namespace Sigscript
{
class SIGSCRIPT_EXPORT Config : public QObject
{
Q_OBJECT
public:
Config(QObject* parent);
Q_SCRIPTABLE QVariant value(const QString& name, const bool recursive = true) const;
template<typename T> T valueOfType(const QString& name, const bool recursive = false) const;
Q_SCRIPTABLE bool hasValue(const QString& name, const bool recursive = false) const;
template<typename T> bool hasValueOfType(const QString& name, const bool recursive = false) const;
signals:
void valueAdded(const QString& name, const QVariant& value);
void valueChanged(const QString& name, const QVariant& oldValue, const QVariant& newValue);
void valueRemoved(const QString& name);
public slots:
void addValue(const QString& name, const QVariant& value, const bool temporary = false);
void setValue(const QString& name, const QVariant& value, const bool temporary = false);
void removeValue(const QString& name);
void clearTemporary();
virtual void writeBack();
private:
QMap<QString, QVariant> m_values;
QStringList m_temporaries;
};
template<typename T> T Config::valueOfType(const QString& name, const bool recursive) const
{
if (hasValueOfType<T>(name))
return m_values[name].value<T>();
if (recursive)
{
QObject* par = parent();
while (par)
{
if (qobject_cast<Config*>(par) && qobject_cast<Config*>(par)->hasValue(name))
return qobject_cast<Config*>(par)->valueOfType<T>(name);
par = par->parent();
}
}
return T();
}
template<typename T> bool Config::hasValueOfType(const QString& name, const bool recursive) const
{
if (m_values.contains(name) && m_values[name].canConvert<T>())
return true;
if (recursive && qobject_cast<Config*>(parent()))
return qobject_cast<Config*>(parent())->hasValueOfType<T>(name, true);
return false;
}
}
Q_DECLARE_METATYPE(Sigscript::Config*)
#endif
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