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/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:COMM$
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
**
**
**
**
**
**
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**
****************************************************************************/
#ifndef QWAYLANDDATAOFFER_H
#define QWAYLANDDATAOFFER_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <QtGui/private/qinternalmimedata_p.h>
#include <QtWaylandClient/private/qtwaylandclientglobal_p.h>
#include <QtWaylandClient/private/qwayland-wayland.h>
QT_REQUIRE_CONFIG(wayland_datadevice);
QT_BEGIN_NAMESPACE
namespace QtWaylandClient {
class QWaylandDisplay;
class QWaylandMimeData;
class QWaylandAbstractDataOffer
{
public:
virtual void startReceiving(const QString &mimeType, int fd) = 0;
virtual QMimeData *mimeData() = 0;
virtual ~QWaylandAbstractDataOffer() = default;
};
class Q_WAYLAND_CLIENT_EXPORT QWaylandDataOffer
: public QtWayland::wl_data_offer // needs to be the first because we do static casts from the user pointer to the wrapper
, public QWaylandAbstractDataOffer
{
public:
explicit QWaylandDataOffer(QWaylandDisplay *display, struct ::wl_data_offer *offer);
~QWaylandDataOffer() override;
QMimeData *mimeData() override;
QString firstFormat() const;
void startReceiving(const QString &mimeType, int fd) override;
protected:
void data_offer_offer(const QString &mime_type) override;
private:
QWaylandDisplay *m_display = nullptr;
QScopedPointer<QWaylandMimeData> m_mimeData;
};
class QWaylandMimeData : public QInternalMimeData {
public:
explicit QWaylandMimeData(QWaylandAbstractDataOffer *dataOffer);
~QWaylandMimeData() override;
void appendFormat(const QString &mimeType);
protected:
bool hasFormat_sys(const QString &mimeType) const override;
QStringList formats_sys() const override;
QVariant retrieveData_sys(const QString &mimeType, QVariant::Type type) const override;
private:
int readData(int fd, QByteArray &data) const;
QWaylandAbstractDataOffer *m_dataOffer = nullptr;
mutable QStringList m_types;
mutable QHash<QString, QByteArray> m_data;
};
} // namespace QtWaylandClient
QT_END_NAMESPACE
#endif
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