1// Copyright (C) 2017 The Qt Company Ltd.
2// Copyright (C) 2017 Eurogiciel, author: <philippe.coval@eurogiciel.fr>
3// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
4
5#ifndef QWAYLANDXDGSHELL_H
6#define QWAYLANDXDGSHELL_H
7
8//
9// W A R N I N G
10// -------------
11//
12// This file is not part of the Qt API. It exists purely as an
13// implementation detail. This header file may change from version to
14// version without notice, or even be removed.
15//
16// We mean it.
17//
18
19#include "qwayland-xdg-shell.h"
20
21#include "qwaylandxdgdecorationv1_p.h"
22#include "qwaylandxdgactivationv1_p.h"
23
24#include <QtWaylandClient/qtwaylandclientglobal.h>
25#include <QtWaylandClient/private/qwaylandshellsurface_p.h>
26#include <QtWaylandClient/private/qwaylandwindow_p.h>
27
28#include <QtCore/QSize>
29#include <QtGui/QRegion>
30
31QT_BEGIN_NAMESPACE
32
33class QWindow;
34
35namespace QtWaylandClient {
36
37class QWaylandDisplay;
38class QWaylandInputDevice;
39class QWaylandXdgShell;
40class QWaylandXdgExportedV2;
41class QWaylandXdgExporterV2;
42class QWaylandXdgDialogWmV1;
43class QWaylandXdgDialogV1;
44
45class Q_WAYLANDCLIENT_EXPORT QWaylandXdgSurface : public QWaylandShellSurface, public QtWayland::xdg_surface
46{
47 Q_OBJECT
48public:
49 QWaylandXdgSurface(QWaylandXdgShell *shell, ::xdg_surface *surface, QWaylandWindow *window);
50 ~QWaylandXdgSurface() override;
51
52 bool resize(QWaylandInputDevice *inputDevice, Qt::Edges edges) override;
53 bool move(QWaylandInputDevice *inputDevice) override;
54 bool showWindowMenu(QWaylandInputDevice *seat) override;
55 void setTitle(const QString &title) override;
56 void setAppId(const QString &appId) override;
57 void setWindowFlags(Qt::WindowFlags flags) override;
58
59 bool isExposed() const override;
60 bool handleExpose(const QRegion &) override;
61 bool handlesActiveState() const { return m_toplevel; }
62 void applyConfigure() override;
63 bool wantsDecorations() const override;
64 void propagateSizeHints() override;
65 void setWindowGeometry(const QRect &rect) override;
66 bool requestActivate() override;
67 bool requestActivateOnShow() override;
68 void setXdgActivationToken(const QString &token) override;
69 void requestXdgActivationToken(quint32 serial) override;
70 void setAlertState(bool enabled) override;
71 bool isAlertState() const override { return m_alertState; }
72 QString externWindowHandle() override;
73 void setWindowPosition(const QPoint &position) override;
74
75 void setSizeHints();
76
77 void *nativeResource(const QByteArray &resource);
78
79 std::any surfaceRole() const override;
80
81protected:
82 void requestWindowStates(Qt::WindowStates states) override;
83 void xdg_surface_configure(uint32_t serial) override;
84
85private:
86 class Toplevel: public QtWayland::xdg_toplevel
87 {
88 public:
89 Toplevel(QWaylandXdgSurface *xdgSurface);
90 ~Toplevel() override;
91
92 void applyConfigure();
93 bool wantsDecorations();
94
95 void xdg_toplevel_configure(int32_t width, int32_t height, wl_array *states) override;
96 void xdg_toplevel_close() override;
97 void xdg_toplevel_configure_bounds(int32_t width, int32_t height) override;
98
99 void requestWindowFlags(Qt::WindowFlags flags);
100 void requestWindowStates(Qt::WindowStates states);
101
102 static resize_edge convertToResizeEdges(Qt::Edges edges);
103
104 struct {
105 QSize bounds = {0, 0};
106 QSize size = {0, 0};
107 Qt::WindowStates states = Qt::WindowNoState;
108 bool suspended = false;
109 } m_pending, m_applied;
110 QWaylandWindow::ToplevelWindowTilingStates m_toplevelStates = QWaylandWindow::WindowNoState;
111 QSize m_normalSize;
112
113 QWaylandXdgSurface *m_xdgSurface = nullptr;
114 QWaylandXdgToplevelDecorationV1 *m_decoration = nullptr;
115 QScopedPointer<QWaylandXdgExportedV2> m_exported;
116 QScopedPointer<QWaylandXdgDialogV1> m_xdgDialog;
117 };
118
119 class Positioner : public QtWayland::xdg_positioner {
120 public:
121 Positioner(QWaylandXdgShell *xdgShell);
122 ~Positioner() override;
123 };
124
125 class Popup : public QtWayland::xdg_popup {
126 public:
127 Popup(QWaylandXdgSurface *xdgSurface, QWaylandWindow *parent, Positioner *positioner);
128 ~Popup() override;
129
130 void applyConfigure();
131 void resetConfiguration();
132
133 void grab(QWaylandInputDevice *seat, uint serial);
134 void xdg_popup_configure(int32_t x, int32_t y, int32_t width, int32_t height) override;
135 void xdg_popup_popup_done() override;
136 void xdg_popup_repositioned(uint32_t token) override;
137
138 QWaylandXdgSurface *m_xdgSurface = nullptr;
139 QWaylandXdgSurface *m_parentXdgSurface = nullptr;
140 QWaylandWindow *m_parent = nullptr;
141 bool m_grabbing = false;
142
143 QRect m_pendingGeometry;
144 bool m_waitingForReposition = false;
145 uint32_t m_waitingForRepositionSerial = 0;
146 };
147
148 void setToplevel();
149 void setPopup(QWaylandWindow *parent);
150 void setGrabPopup(QWaylandWindow *parent, QWaylandInputDevice *device, int serial);
151 std::unique_ptr<Positioner> createPositioner(QWaylandWindow *parent);
152
153 QWaylandXdgShell *m_shell = nullptr;
154 QWaylandWindow *m_window = nullptr;
155 Toplevel *m_toplevel = nullptr;
156 Popup *m_popup = nullptr;
157 bool m_configured = false;
158 uint m_pendingConfigureSerial = 0;
159 uint m_appliedConfigureSerial = 0;
160 QString m_activationToken;
161 QString m_appId;
162 bool m_alertState = false;
163
164 friend class QWaylandXdgShell;
165};
166
167class Q_WAYLANDCLIENT_EXPORT QWaylandXdgShell
168{
169public:
170 QWaylandXdgShell(QWaylandDisplay *display, QtWayland::xdg_wm_base *xdg_wm_base);
171 ~QWaylandXdgShell();
172
173 QWaylandDisplay *display() const { return m_display; }
174
175 QWaylandXdgDecorationManagerV1 *decorationManager() { return m_xdgDecorationManager.data(); }
176 QWaylandXdgActivationV1 *activation() const { return m_xdgActivation.data(); }
177 QWaylandXdgExporterV2 *exporter() const { return m_xdgExporter.data(); }
178 QWaylandXdgSurface *getXdgSurface(QWaylandWindow *window);
179
180private:
181 static void handleRegistryGlobal(void *data, ::wl_registry *registry, uint id,
182 const QString &interface, uint version);
183
184 QWaylandDisplay *m_display = nullptr;
185 QtWayland::xdg_wm_base *m_xdgWmBase = nullptr;
186 QScopedPointer<QWaylandXdgDecorationManagerV1> m_xdgDecorationManager;
187 QScopedPointer<QWaylandXdgActivationV1> m_xdgActivation;
188 QScopedPointer<QWaylandXdgExporterV2> m_xdgExporter;
189 QScopedPointer<QWaylandXdgDialogWmV1> m_xdgDialogWm;
190
191 friend class QWaylandXdgSurface;
192};
193
194QT_END_NAMESPACE
195
196}
197
198#endif // QWAYLANDXDGSHELL_H
199

source code of qtwayland/src/plugins/shellintegration/xdg-shell/qwaylandxdgshell_p.h