qt5base-lts/examples/corelib/serialization/convert/converter.h
Lucie Gérard 05fc3aef53 Use SPDX license identifiers
Replace the current license disclaimer in files by
a SPDX-License-Identifier.
Files that have to be modified by hand are modified.
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Task-number: QTBUG-67283
Change-Id: Id880c92784c40f3bbde861c0d93f58151c18b9f1
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>
Reviewed-by: Lars Knoll <lars.knoll@qt.io>
Reviewed-by: Jörg Bornemann <joerg.bornemann@qt.io>
2022-05-16 16:37:38 +02:00

58 lines
1.3 KiB
C++

// Copyright (C) 2018 Intel Corporation.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
#ifndef CONVERTER_H
#define CONVERTER_H
#include <QIODevice>
#include <QPair>
#include <QVariant>
#include <QVariantMap>
#include <QList>
class VariantOrderedMap : public QList<QPair<QVariant, QVariant>>
{
public:
VariantOrderedMap() = default;
VariantOrderedMap(const QVariantMap &map)
{
reserve(map.size());
for (auto it = map.begin(); it != map.end(); ++it)
append({it.key(), it.value()});
}
};
using Map = VariantOrderedMap;
Q_DECLARE_METATYPE(Map)
class Converter
{
protected:
Converter();
public:
static Converter *null;
enum Direction {
In = 1, Out = 2, InOut = 3
};
enum Option {
SupportsArbitraryMapKeys = 0x01
};
Q_DECLARE_FLAGS(Options, Option)
virtual ~Converter() = 0;
virtual QString name() = 0;
virtual Direction directions() = 0;
virtual Options outputOptions() = 0;
virtual const char *optionsHelp() = 0;
virtual bool probeFile(QIODevice *f) = 0;
virtual QVariant loadFile(QIODevice *f, Converter *&outputConverter) = 0;
virtual void saveFile(QIODevice *f, const QVariant &contents, const QStringList &options) = 0;
};
Q_DECLARE_OPERATORS_FOR_FLAGS(Converter::Options)
#endif // CONVERTER_H