Qt 4.8
qx11info_x11.h
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 QtGui module 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 #ifndef QX11INFO_X11_H
43 #define QX11INFO_X11_H
44 
45 #include <QtCore/qnamespace.h>
46 
47 typedef struct _XDisplay Display;
48 
50 
52 
53 QT_MODULE(Gui)
54 
55 struct QX11InfoData;
56 class QX11Info;
57 class QPaintDevice;
59 class QX11InfoPrivate;
61 
64 {
65 public:
66  QX11Info();
67  ~QX11Info();
68  QX11Info(const QX11Info &other);
69  QX11Info &operator=(const QX11Info &other);
70 
71  static Display *display();
72  static const char *appClass();
73  int screen() const;
74  int depth() const;
75  int cells() const;
76  Qt::HANDLE colormap() const;
77  bool defaultColormap() const;
78  void *visual() const;
79  bool defaultVisual() const;
80 
81  static int appScreen();
82  static int appDepth(int screen = -1);
83  static int appCells(int screen = -1);
84  static Qt::HANDLE appColormap(int screen = -1);
85  static void *appVisual(int screen = -1);
86  static Qt::HANDLE appRootWindow(int screen = -1);
87  static bool appDefaultColormap(int screen = -1);
88  static bool appDefaultVisual(int screen = -1);
89  static int appDpiX(int screen = -1);
90  static int appDpiY(int screen = -1);
91  static void setAppDpiX(int screen, int dpi);
92  static void setAppDpiY(int screen, int dpi);
93  static unsigned long appTime();
94  static unsigned long appUserTime();
95  static void setAppTime(unsigned long time);
96  static void setAppUserTime(unsigned long time);
97  static bool isCompositingManagerRunning();
98 
99 protected:
100  void copyX11Data(const QPaintDevice *);
101  void cloneX11Data(const QPaintDevice *);
102  void setX11Data(const QX11InfoData *);
103  QX11InfoData* getX11Data(bool def = false) const;
104 
106 
107  friend class QX11PaintEngine;
108  friend class QPixmap;
109  friend class QX11PixmapData;
110  friend class QWidget;
111  friend class QWidgetPrivate;
112  friend class QGLWidget;
113  friend void qt_init(QApplicationPrivate *priv, int, Display *display, Qt::HANDLE visual,
114  Qt::HANDLE colormap);
115  friend void qt_cleanup();
116  friend void qt_x11_getX11InfoForWindow(QX11Info * xinfo, const QX11WindowAttributes &a);
117 };
118 
120 
122 
123 #endif // QX11INFO_X11_H
#define QT_END_NAMESPACE
This macro expands to.
Definition: qglobal.h:90
#define QT_MODULE(x)
Definition: qglobal.h:2783
#define QT_BEGIN_HEADER
Definition: qglobal.h:136
#define Q_GUI_EXPORT
Definition: qglobal.h:1450
The QWidget class is the base class of all user interface objects.
Definition: qwidget.h:150
long ASN1_INTEGER_get ASN1_INTEGER * a
QX11InfoData * x11data
Definition: qx11info_x11.h:105
static const char * appClass
#define QT_BEGIN_NAMESPACE
This macro expands to.
Definition: qglobal.h:89
Q_GUI_EXPORT EGLDisplay display()
Definition: qegl.cpp:589
void qt_x11_getX11InfoForWindow(QX11Info *xinfo, const QX11WindowAttributes &a)
void * HANDLE
Definition: qnamespace.h:1671
struct _XDisplay Display
Definition: qwindowdefs.h:115
The QGLWidget class is a widget for rendering OpenGL graphics.
Definition: qgl.h:474
The QX11Info class provides information about the X display configuration.
Definition: qx11info_x11.h:63
void qt_init(QApplicationPrivate *priv, int type, Display *display=0, Qt::HANDLE visual=0, Qt::HANDLE colormap=0)
void qt_cleanup()
static const QMetaObjectPrivate * priv(const uint *data)
The QPixmap class is an off-screen image representation that can be used as a paint device...
Definition: qpixmap.h:71
#define QT_END_HEADER
Definition: qglobal.h:137