1 | // Copyright (C) 2016 Jolla Ltd |
2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
3 | |
4 | #ifndef QWAYLANDSHELLINTEGRATION_H |
5 | #define QWAYLANDSHELLINTEGRATION_H |
6 | |
7 | // |
8 | // W A R N I N G |
9 | // ------------- |
10 | // |
11 | // This file is not part of the Qt API. It exists purely as an |
12 | // implementation detail. This header file may change from version to |
13 | // version without notice, or even be removed. |
14 | // |
15 | // We mean it. |
16 | // |
17 | |
18 | #include <QtWaylandClient/qtwaylandclientglobal.h> |
19 | #include <QtWaylandClient/qwaylandclientextension.h> |
20 | |
21 | |
22 | |
23 | #include <QDebug> |
24 | #include <private/qglobal_p.h> |
25 | |
26 | struct wl_surface; |
27 | struct wl_registry; |
28 | |
29 | QT_BEGIN_NAMESPACE |
30 | |
31 | class QWindow; |
32 | |
33 | namespace QtWaylandClient { |
34 | |
35 | class QWaylandWindow; |
36 | class QWaylandDisplay; |
37 | class QWaylandShellSurface; |
38 | |
39 | class Q_WAYLANDCLIENT_EXPORT QWaylandShellIntegration |
40 | { |
41 | public: |
42 | QWaylandShellIntegration() {} |
43 | virtual ~QWaylandShellIntegration() {} |
44 | |
45 | virtual bool initialize(QWaylandDisplay *display) = 0; |
46 | virtual QWaylandShellSurface *createShellSurface(QWaylandWindow *window) = 0; |
47 | virtual void *nativeResourceForWindow(const QByteArray &resource, QWindow *window) { |
48 | Q_UNUSED(resource); |
49 | Q_UNUSED(window); |
50 | return nullptr; |
51 | } |
52 | |
53 | static wl_surface *wlSurfaceForWindow(QWaylandWindow *window); |
54 | |
55 | }; |
56 | |
57 | template <typename T> |
58 | class Q_WAYLANDCLIENT_EXPORT QWaylandShellIntegrationTemplate : public QWaylandShellIntegration, public QWaylandClientExtension |
59 | { |
60 | public: |
61 | QWaylandShellIntegrationTemplate(const int ver) : |
62 | QWaylandClientExtension(ver) |
63 | { |
64 | } |
65 | |
66 | bool initialize(QWaylandDisplay *) override |
67 | { |
68 | QWaylandClientExtension::initialize(); |
69 | return isActive(); |
70 | } |
71 | |
72 | const struct wl_interface *extensionInterface() const override |
73 | { |
74 | return T::interface(); |
75 | } |
76 | |
77 | void bind(struct ::wl_registry *registry, int id, int ver) override |
78 | { |
79 | T* instance = static_cast<T *>(this); |
80 | // Make sure lowest version is used of the supplied version from the |
81 | // developer and the version specified in the protocol and also the |
82 | // compositor version. |
83 | if (this->version() > T::interface()->version) { |
84 | qWarning(msg: "Supplied protocol version to QWaylandClientExtensionTemplate is higher than the version of the protocol, using protocol version instead." ); |
85 | } |
86 | int minVersion = qMin(ver, qMin(T::interface()->version, this->version())); |
87 | setVersion(minVersion); |
88 | instance->init(registry, id, minVersion); |
89 | } |
90 | }; |
91 | |
92 | |
93 | } |
94 | |
95 | QT_END_NAMESPACE |
96 | |
97 | #endif // QWAYLANDSHELLINTEGRATION_H |
98 | |