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// Copyright (C) 2016 Jolla Ltd
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QWAYLANDSHELLINTEGRATION_H
#define QWAYLANDSHELLINTEGRATION_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 <QtWaylandClient/qtwaylandclientglobal.h>
#include <QtWaylandClient/qwaylandclientextension.h>
#include <QDebug>
#include <private/qglobal_p.h>
struct wl_surface;
struct wl_registry;
QT_BEGIN_NAMESPACE
class QWindow;
namespace QtWaylandClient {
class QWaylandWindow;
class QWaylandDisplay;
class QWaylandShellSurface;
class Q_WAYLANDCLIENT_EXPORT QWaylandShellIntegration
{
public:
QWaylandShellIntegration() {}
virtual ~QWaylandShellIntegration() {}
virtual bool initialize(QWaylandDisplay *display) = 0;
virtual QWaylandShellSurface *createShellSurface(QWaylandWindow *window) = 0;
virtual void *nativeResourceForWindow(const QByteArray &resource, QWindow *window) {
Q_UNUSED(resource);
Q_UNUSED(window);
return nullptr;
}
static wl_surface *wlSurfaceForWindow(QWaylandWindow *window);
};
template <typename T>
class Q_WAYLANDCLIENT_EXPORT QWaylandShellIntegrationTemplate : public QWaylandShellIntegration, public QWaylandClientExtension
{
public:
QWaylandShellIntegrationTemplate(const int ver) :
QWaylandClientExtension(ver)
{
}
bool initialize(QWaylandDisplay *) override
{
QWaylandClientExtension::initialize();
return isActive();
}
const struct wl_interface *extensionInterface() const override
{
return T::interface();
}
void bind(struct ::wl_registry *registry, int id, int ver) override
{
T* instance = static_cast<T *>(this);
// Make sure lowest version is used of the supplied version from the
// developer and the version specified in the protocol and also the
// compositor version.
if (this->version() > T::interface()->version) {
qWarning("Supplied protocol version to QWaylandClientExtensionTemplate is higher than the version of the protocol, using protocol version instead.");
}
int minVersion = qMin(ver, qMin(T::interface()->version, this->version()));
setVersion(minVersion);
instance->init(registry, id, minVersion);
}
};
}
QT_END_NAMESPACE
#endif // QWAYLANDSHELLINTEGRATION_H
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