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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** 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 Digia Plc and its Subsidiary(-ies) 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."
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "wldatadevice.h"
#include "wldatasource.h"
#include "wldataoffer.h"
#include "wldatadevicemanager.h"
#include <stdlib.h>
#include <QDebug>
namespace Wayland {
void DataDevice::start_drag(struct wl_client *client,
struct wl_resource *resource,
struct wl_resource *source,
struct wl_resource *surface,
struct wl_resource *icon,
uint32_t time)
{
Q_UNUSED(client);
Q_UNUSED(surface);
Q_UNUSED(icon);
Q_UNUSED(time);
DataDevice *data_device = static_cast<DataDevice *>(resource->data);
DataSource *data_source = static_cast<DataSource *>(source->data);
Q_UNUSED(data_device);
Q_UNUSED(data_source);
}
void DataDevice::set_selection(struct wl_client *client,
struct wl_resource *data_device_resource,
struct wl_resource *source,
uint32_t time)
{
Q_UNUSED(client);
Q_UNUSED(time);
DataDevice *data_device = static_cast<DataDevice *>(data_device_resource->data);
DataSource *data_source = static_cast<DataSource *>(source->data);
data_device->m_data_device_manager->setCurrentSelectionSource(data_source);
}
const struct wl_data_device_interface DataDevice::data_device_interface = {
DataDevice::start_drag,
DataDevice::set_selection
};
DataDevice::DataDevice(DataDeviceManager *data_device_manager, struct wl_client *client, uint32_t id)
: m_data_device_manager(data_device_manager)
, m_sent_selection_time(0)
{
//static int i = 0;
//qDebug() << "data device" << ++i;
m_data_device_resource =
wl_client_add_object(client,&wl_data_device_interface,&data_device_interface,id, this);
}
void DataDevice::sendSelectionFocus()
{
if (m_data_device_manager->offerFromCompositorToClient(m_data_device_resource))
return;
DataSource *source = m_data_device_manager->currentSelectionSource();
if (!source || !source->client()) {
m_data_device_manager->offerRetainedSelection(m_data_device_resource);
return;
}
if (source->time() > m_sent_selection_time) { //this makes sure we don't resend
if (source->client() != m_data_device_resource->client) { //don't send selection to the client that owns the selection
DataOffer *data_offer = source->dataOffer();
wl_resource *client_resource =
data_offer->addDataDeviceResource(m_data_device_resource);
//qDebug() << "sending data_offer for source" << source;
wl_data_device_send_selection(m_data_device_resource,client_resource);
m_sent_selection_time = source->time();
}
}
}
struct wl_resource *DataDevice::dataDeviceResource() const
{
return m_data_device_resource;
}
}
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