datadevice_p.h

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/*
    SPDX-FileCopyrightText: 2014 Martin Gräßlin <mgraesslin@kde.org>
    SPDX-FileCopyrightText: 2020 David Edmundson <davidedmundson@kde.org>
 
    SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
*/
 
#pragma once
 
#include <QPointer>
 
#include "qwayland-server-wayland.h"
 
namespace KWin
{
class AbstractDataSource;
class DataDeviceInterface;
class DataOfferInterface;
class DataSourceInterface;
class DragAndDropIcon;
class SeatInterface;
class SurfaceInterface;
 
class DataDeviceInterfacePrivate : public QtWaylandServer::wl_data_device
{
public:
    static DataDeviceInterfacePrivate *get(DataDeviceInterface *device);
 
    DataDeviceInterfacePrivate(SeatInterface *seat, DataDeviceInterface *_q, wl_resource *resource);
 
    DataOfferInterface *createDataOffer(AbstractDataSource *source);
 
    SeatInterface *seat;
    DataDeviceInterface *q;
    QPointer<DataSourceInterface> selection;
 
    struct Drag
    {
        SurfaceInterface *surface = nullptr;
        QMetaObject::Connection destroyConnection;
        QMetaObject::Connection posConnection;
        QMetaObject::Connection sourceActionConnection;
        QMetaObject::Connection targetActionConnection;
        quint32 serial = 0;
    };
    Drag drag;
 
protected:
    void data_device_destroy_resource(Resource *resource) override;
    void data_device_start_drag(Resource *resource, wl_resource *source, wl_resource *origin, wl_resource *icon, uint32_t serial) override;
    void data_device_set_selection(Resource *resource, wl_resource *source, uint32_t serial) override;
    void data_device_release(Resource *resource) override;
};
 
} // namespace KWin