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/****************************************************************************
**
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtWaylandCompositor module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL$
** 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.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 or (at your option) any later version
** approved by the KDE Free Qt Foundation. The licenses are as published by
** the Free Software Foundation and appearing in the file LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef WLDATADEVICEMANAGER_H
#define WLDATADEVICEMANAGER_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 <QtCore/QList>
#include <QtCore/QMap>
#include <QtGui/QClipboard>
#include <QtCore/QMimeData>
#include <QtWaylandCompositor/QWaylandCompositor>
#include <QtWaylandCompositor/private/qwayland-server-wayland.h>
#include <QtWaylandCompositor/private/qtwaylandcompositorglobal_p.h>
QT_REQUIRE_CONFIG(wayland_datadevice);
QT_BEGIN_NAMESPACE
class QSocketNotifier;
namespace QtWayland {
class DataDevice;
class DataSource;
class DataDeviceManager : public QObject, public QtWaylandServer::wl_data_device_manager
{
Q_OBJECT
public:
DataDeviceManager(QWaylandCompositor *compositor);
void setCurrentSelectionSource(DataSource *source);
DataSource *currentSelectionSource();
struct wl_display *display() const;
void sourceDestroyed(DataSource *source);
void overrideSelection(const QMimeData &mimeData);
bool offerFromCompositorToClient(wl_resource *clientDataDeviceResource);
void offerRetainedSelection(wl_resource *clientDataDeviceResource);
protected:
void data_device_manager_create_data_source(Resource *resource, uint32_t id) override;
void data_device_manager_get_data_device(Resource *resource, uint32_t id, struct ::wl_resource *seat) override;
private Q_SLOTS:
void readFromClient(int fd);
private:
void retain();
void finishReadFromClient(bool exhausted = false);
QWaylandCompositor *m_compositor = nullptr;
QList<DataDevice *> m_data_device_list;
DataSource *m_current_selection_source = nullptr;
QMimeData m_retainedData;
QSocketNotifier *m_retainedReadNotifier = nullptr;
QList<QSocketNotifier *> m_obsoleteRetainedReadNotifiers;
int m_retainedReadIndex = 0;
QByteArray m_retainedReadBuf;
bool m_compositorOwnsSelection = false;
static void comp_accept(struct wl_client *client,
struct wl_resource *resource,
uint32_t time,
const char *type);
static void comp_receive(struct wl_client *client,
struct wl_resource *resource,
const char *mime_type,
int32_t fd);
static void comp_destroy(struct wl_client *client,
struct wl_resource *resource);
static const struct wl_data_offer_interface compositor_offer_interface;
};
}
QT_END_NAMESPACE
#endif // WLDATADEVICEMANAGER_H
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