summaryrefslogtreecommitdiffstats
path: root/src/plugins/shellintegration/xdg-shell/qwaylandxdgshell_p.h
blob: 8804d5807393e9a4bd110746731394ecf7ba7855 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
/****************************************************************************
**
** Copyright (C) 2017 The Qt Company Ltd.
** Copyright (C) 2017 Eurogiciel, author: <philippe.coval@eurogiciel.fr>
** Contact: https://www.qt.io/licensing/
**
** This file is part of the config.tests of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QWAYLANDXDGSHELL_H
#define QWAYLANDXDGSHELL_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 "qwayland-xdg-shell.h"

#include "qwaylandxdgdecorationv1_p.h"

#include <QtWaylandClient/qtwaylandclientglobal.h>
#include <QtWaylandClient/private/qwaylandshellsurface_p.h>

#include <QtCore/QSize>
#include <QtGui/QRegion>

#include <wayland-client.h>

QT_BEGIN_NAMESPACE

class QWindow;

namespace QtWaylandClient {

class QWaylandDisplay;
class QWaylandWindow;
class QWaylandInputDevice;
class QWaylandXdgShell;

class Q_WAYLAND_CLIENT_EXPORT QWaylandXdgSurface : public QWaylandShellSurface, public QtWayland::xdg_surface
{
    Q_OBJECT
public:
    QWaylandXdgSurface(QWaylandXdgShell *shell, ::xdg_surface *surface, QWaylandWindow *window);
    ~QWaylandXdgSurface() override;

    void resize(QWaylandInputDevice *inputDevice, enum xdg_toplevel_resize_edge edges);
    void resize(QWaylandInputDevice *inputDevice, enum wl_shell_surface_resize edges) override;
    bool move(QWaylandInputDevice *inputDevice) override;
    void setTitle(const QString &title) override;
    void setAppId(const QString &appId) override;
    void setWindowFlags(Qt::WindowFlags flags) override;

    bool isExposed() const override;
    bool handleExpose(const QRegion &) override;
    bool handlesActiveState() const { return m_toplevel; }
    void applyConfigure() override;
    bool wantsDecorations() const override;

protected:
    void requestWindowStates(Qt::WindowStates states) override;
    void xdg_surface_configure(uint32_t serial) override;

private:
    class Toplevel: public QtWayland::xdg_toplevel
    {
    public:
        Toplevel(QWaylandXdgSurface *xdgSurface);
        ~Toplevel() override;

        void applyConfigure();
        bool wantsDecorations();

        void xdg_toplevel_configure(int32_t width, int32_t height, wl_array *states) override;
        void xdg_toplevel_close() override;

        void requestWindowFlags(Qt::WindowFlags flags);
        void requestWindowStates(Qt::WindowStates states);
        struct {
            QSize size = {0, 0};
            Qt::WindowStates states = Qt::WindowNoState;
        }  m_pending, m_applied;
        QSize m_normalSize;

        QWaylandXdgSurface *m_xdgSurface = nullptr;
        QWaylandXdgToplevelDecorationV1 *m_decoration = nullptr;
    };

    class Popup : public QtWayland::xdg_popup {
    public:
        Popup(QWaylandXdgSurface *xdgSurface, QWaylandXdgSurface *parent, QtWayland::xdg_positioner *positioner);
        ~Popup() override;

        void grab(QWaylandInputDevice *seat, uint serial);
        void xdg_popup_popup_done() override;

        QWaylandXdgSurface *m_xdgSurface = nullptr;
        QWaylandXdgSurface *m_parent = nullptr;
        bool m_grabbing = false;
    };

    void setToplevel();
    void setPopup(QWaylandWindow *parent);
    void setGrabPopup(QWaylandWindow *parent, QWaylandInputDevice *device, int serial);

    QWaylandXdgShell *m_shell = nullptr;
    QWaylandWindow *m_window = nullptr;
    Toplevel *m_toplevel = nullptr;
    Popup *m_popup = nullptr;
    bool m_configured = false;
    QRegion m_exposeRegion;
    uint m_pendingConfigureSerial = 0;

    friend class QWaylandXdgShell;
};

class Q_WAYLAND_CLIENT_EXPORT QWaylandXdgShell : public QtWayland::xdg_wm_base
{
public:
    QWaylandXdgShell(QWaylandDisplay *display, uint32_t id, uint32_t availableVersion);
    ~QWaylandXdgShell() override;

    QWaylandXdgDecorationManagerV1 *decorationManager() { return m_xdgDecorationManager.data(); }
    QWaylandXdgSurface *getXdgSurface(QWaylandWindow *window);

protected:
    void xdg_wm_base_ping(uint32_t serial) override;

private:
    static void handleRegistryGlobal(void *data, ::wl_registry *registry, uint id,
                                     const QString &interface, uint version);

    QWaylandDisplay *m_display = nullptr;
    QScopedPointer<QWaylandXdgDecorationManagerV1> m_xdgDecorationManager;
    QWaylandXdgSurface::Popup *m_topmostPopup = nullptr;

    friend class QWaylandXdgSurface;
};

QT_END_NAMESPACE

}

#endif // QWAYLANDXDGSHELL_H