KisPrefixedOptionDataWrapper.h

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/*
 *  SPDX-FileCopyrightText: 2022 Dmitry Kazakov <dimula73@gmail.com>
 *
 *  SPDX-License-Identifier: GPL-2.0-or-later
 */
#ifndef KISPREFIXEDOPTIONDATAWRAPPER_H
#define KISPREFIXEDOPTIONDATAWRAPPER_H
 
#include <QString>
#include <kis_properties_configuration.h>
 
template <typename T>
struct KisPrefixedOptionDataWrapper : public T
{
    static constexpr bool supports_prefix = true;
 
    KisPrefixedOptionDataWrapper(const QString &_prefix)
        : prefix(_prefix)
    {
    }
 
    bool read(const KisPropertiesConfiguration *setting) {
        if (!setting) return false;
 
        if (prefix.isEmpty()) {
            return T::read(setting);
        } else {
            KisPropertiesConfiguration prefixedSetting;
            setting->getPrefixedProperties(prefix, &prefixedSetting);
            return T::read(&prefixedSetting);
        }
    }
 
    void write(KisPropertiesConfiguration *setting) const {
        if (prefix.isEmpty()) {
            T::write(setting);
        } else {
            KisPropertiesConfiguration prefixedSetting;
            T::write(&prefixedSetting);
            setting->setPrefixedProperties(prefix, &prefixedSetting);
        }
    }
 
    QString prefix;
};
 
#endif // KISPREFIXEDOPTIONDATAWRAPPER_H