datasource_interface.h

/*
    SPDX-FileCopyrightText: 2014 Martin Gräßlin <[email protected]>
 
    SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
*/
#ifndef WAYLAND_SERVER_DATA_SOURCE_INTERFACE_H
#define WAYLAND_SERVER_DATA_SOURCE_INTERFACE_H
 
#include <QObject>
 
#include <KWayland/Server/kwaylandserver_export.h>
 
#include "datadevicemanager_interface.h"
#include "resource.h"
 
namespace KWayland
{
namespace Server
{
/**
 * @brief Represents the Resource for the wl_data_source interface.
 **/
class KWAYLANDSERVER_EXPORT DataSourceInterface : public Resource
{
    Q_OBJECT
public:
    ~DataSourceInterface() override;
 
    void accept(const QString &mimeType);
    void requestData(const QString &mimeType, qint32 fd);
    void cancel();
 
    QStringList mimeTypes() const;
 
    static DataSourceInterface *get(wl_resource *native);
 
    /**
     * @returns The Drag and Drop actions supported by this DataSourceInterface.
     * @since 5.42
     **/
    DataDeviceManagerInterface::DnDActions supportedDragAndDropActions() const;
 
    /**
     * The user performed the drop action during a drag and drop operation.
     * @since 5.42
     **/
    void dropPerformed();
    /**
     * The drop destination finished interoperating with this data source.
     * @since 5.42
     **/
    void dndFinished();
    /**
     * This event indicates the @p action selected by the compositor after matching the
     * source/destination side actions. Only one action (or none) will be offered here.
     * @since 5.42
     **/
    void dndAction(DataDeviceManagerInterface::DnDAction action);
 
Q_SIGNALS:
    void mimeTypeOffered(const QString &);
    /**
     * Emitted whenever this DataSourceInterface changes the supported drag and drop actions
     * @since 5.42
     **/
    void supportedDragAndDropActionsChanged();
 
private:
    friend class DataDeviceManagerInterface;
    explicit DataSourceInterface(DataDeviceManagerInterface *parent, wl_resource *parentResource);
 
    class Private;
    Private *d_func() const;
};
 
}
}
 
Q_DECLARE_METATYPE(KWayland::Server::DataSourceInterface *)
 
#endif