event_queue.h

/********************************************************************
Copyright 2014  Martin Gräßlin <[email protected]>

This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) version 3, or any
later version accepted by the membership of KDE e.V. (or its
successor approved by the membership of KDE e.V.), which shall
act as a proxy defined in Section 6 of version 3 of the license.

This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public
License along with this library.  If not, see <http://www.gnu.org/licenses/>.
*********************************************************************/
#ifndef WAYLAND_EVENT_QUEUE_H
#define WAYLAND_EVENT_QUEUE_H

#include <QObject>

#include <KWayland/Client/kwaylandclient_export.h>

struct wl_display;
struct wl_proxy;
struct wl_event_queue;

namespace KWayland
{
namespace Client
{

class ConnectionThread;

class KWAYLANDCLIENT_EXPORT EventQueue : public QObject
{
    Q_OBJECT
public:
    explicit EventQueue(QObject *parent = nullptr);
    virtual ~EventQueue();

    void setup(wl_display *display);
    void setup(ConnectionThread *connection);

    bool isValid();
    void release();
    void destroy();

    void addProxy(wl_proxy *proxy);
    template <typename wl_interface>
    void addProxy(wl_interface *proxy);
    template <typename wl_interface, typename T>
    void addProxy(T *proxy);

    operator wl_event_queue*();
    operator wl_event_queue*() const;

public Q_SLOTS:
    void dispatch();

private:
    class Private;
    QScopedPointer<Private> d;
};

template <typename wl_interface>
inline
void EventQueue::addProxy(wl_interface *proxy)
{
    addProxy(reinterpret_cast<wl_proxy*>(proxy));
}

template <typename wl_interface, typename T>
inline
void EventQueue::addProxy(T *proxy)
{
    addProxy(reinterpret_cast<wl_proxy*>((wl_interface*)*(proxy)));
}

}
}

#endif