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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the Qt Compositor.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of The Qt Company Ltd nor the names of its
** contributors may be used to endorse or promote products derived
** from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/
#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 <private/qwlcompositor_p.h>
#include <QtCore/QList>
#include <QtCore/QMap>
#include <QtGui/QClipboard>
#include <QtCore/QMimeData>
#include <QtCompositor/private/qwayland-server-wayland.h>
QT_BEGIN_NAMESPACE
class QSocketNotifier;
namespace QtWayland {
class Compositor;
class DataDevice;
class DataSource;
class DataDeviceManager : public QObject, public QtWaylandServer::wl_data_device_manager
{
Q_OBJECT
public:
DataDeviceManager(Compositor *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) Q_DECL_OVERRIDE;
void data_device_manager_get_data_device(Resource *resource, uint32_t id, struct ::wl_resource *seat) Q_DECL_OVERRIDE;
private slots:
void readFromClient(int fd);
private:
void retain();
void finishReadFromClient(bool exhausted = false);
Compositor *m_compositor;
QList<DataDevice *> m_data_device_list;
DataSource *m_current_selection_source;
QMimeData m_retainedData;
QSocketNotifier *m_retainedReadNotifier;
QList<QSocketNotifier *> m_obsoleteRetainedReadNotifiers;
int m_retainedReadIndex;
QByteArray m_retainedReadBuf;
bool m_compositorOwnsSelection;
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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