Qt 4.8
eglnullwswindowsurface.cpp
Go to the documentation of this file.
1 /****************************************************************************
2 **
3 ** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
4 ** Contact: http://www.qt-project.org/legal
5 **
6 ** This file is part of the plugins of the Qt Toolkit.
7 **
8 ** $QT_BEGIN_LICENSE:LGPL$
9 ** Commercial License Usage
10 ** Licensees holding valid commercial Qt licenses may use this file in
11 ** accordance with the commercial license agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia. For licensing terms and
14 ** conditions see http://qt.digia.com/licensing. For further information
15 ** use the contact form at http://qt.digia.com/contact-us.
16 **
17 ** GNU Lesser General Public License Usage
18 ** Alternatively, this file may be used under the terms of the GNU Lesser
19 ** General Public License version 2.1 as published by the Free Software
20 ** Foundation and appearing in the file LICENSE.LGPL included in the
21 ** packaging of this file. Please review the following information to
22 ** ensure the GNU Lesser General Public License version 2.1 requirements
23 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
24 **
25 ** In addition, as a special exception, Digia gives you certain additional
26 ** rights. These rights are described in the Digia Qt LGPL Exception
27 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
28 **
29 ** GNU General Public License Usage
30 ** Alternatively, this file may be used under the terms of the GNU
31 ** General Public License version 3.0 as published by the Free Software
32 ** Foundation and appearing in the file LICENSE.GPL included in the
33 ** packaging of this file. Please review the following information to
34 ** ensure the GNU General Public License version 3.0 requirements will be
35 ** met: http://www.gnu.org/copyleft/gpl.html.
36 **
37 **
38 ** $QT_END_LICENSE$
39 **
40 ****************************************************************************/
41 
42 #include "eglnullwswindowsurface.h"
43 #include "eglnullwsscreenplugin.h"
44 
45 #include <QGLWidget>
46 
47 static const QWSWindowSurface::SurfaceFlags Flags
49 
51  :
53  widget(w)
54 {
56 }
57 
59  : widget(0)
60 {
62 }
63 
65 
67 {
68  return QLatin1String(PluginName);
69 }
70 
72 {
73  return widget;
74 }
75 
77 {
78  return qobject_cast<QGLWidget *>(window());
79 }
80 
82 {
83  return QImage();
84 }
T qobject_cast(QObject *object)
Definition: qobject.h:375
virtual QImage image() const
Implement this function to return an image of the top-level window.
QPointer< QWidget > widget
const char *const PluginName
The QWidget class is the base class of all user interface objects.
Definition: qwidget.h:150
virtual bool isValid() const
Implement this function to return true if the surface is a valid surface for the given top-level wind...
QLatin1String(DBUS_INTERFACE_DBUS))) Q_GLOBAL_STATIC_WITH_ARGS(QString
virtual QString key() const
Implement this function to return a string that uniquely identifies the class of this surface...
void setSurfaceFlags(SurfaceFlags type)
Sets the surface flags describing the contents of this surface, to be the given flags.
The QString class provides a Unicode character string.
Definition: qstring.h:83
The QImage class provides a hardware-independent image representation that allows direct access to th...
Definition: qimage.h:87
virtual QPaintDevice * paintDevice()
Implement this function to return the appropriate paint device.
The QGLWidget class is a widget for rendering OpenGL graphics.
Definition: qgl.h:474
Flags
The QWSGLWindowSurface class provides the drawing area for top-level windows with Qt for Embedded Lin...
QWidget * window() const
Returns a pointer to the top-level window associated with this surface.