display.h

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/*
    SPDX-FileCopyrightText: 2014 Martin Gräßlin <mgraesslin@kde.org>
    SPDX-FileCopyrightText: 2018 David Edmundson <davidedmundson@kde.org>
 
    SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
*/
#pragma once
 
#include "kwin_export.h"
 
#include <QList>
#include <QObject>
 
struct wl_client;
struct wl_display;
struct wl_resource;
 
namespace KWin
{
 
class ClientConnection;
class DisplayPrivate;
class OutputInterface;
class OutputDeviceV2Interface;
class SeatInterface;
class GraphicsBuffer;
 
class KWIN_EXPORT Display : public QObject
{
    Q_OBJECT
    Q_PROPERTY(bool running READ isRunning NOTIFY runningChanged)
public:
    explicit Display(QObject *parent = nullptr);
    virtual ~Display();
 
    bool addSocketFileDescriptor(int fileDescriptor, const QString &socketName = QString());
    bool addSocketName(const QString &name = QString());
 
    QStringList socketNames() const;
 
    quint32 serial();
    quint32 nextSerial();
 
    bool start();
    void dispatchEvents();
 
    ClientConnection *createClient(int fd);
 
    operator wl_display *();
    operator wl_display *() const;
    bool isRunning() const;
 
    void createShm();
    QList<SeatInterface *> seats() const;
    QList<OutputDeviceV2Interface *> outputDevices() const;
    QList<OutputInterface *> outputs() const;
    QList<OutputInterface *> outputsIntersecting(const QRect &rect) const;
    OutputInterface *largestIntersectingOutput(const QRect &rect) const;
 
    ClientConnection *getConnection(wl_client *client);
    QList<ClientConnection *> connections() const;
 
    static GraphicsBuffer *bufferForResource(wl_resource *resource);
 
private Q_SLOTS:
    void flush();
 
Q_SIGNALS:
    void socketNamesChanged();
    void runningChanged(bool);
    void clientConnected(KWin::ClientConnection *);
    void clientDisconnected(KWin::ClientConnection *);
 
private:
    friend class DisplayPrivate;
    std::unique_ptr<DisplayPrivate> d;
};
 
}