Qt 4.8
qwsmanager_qws.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 QWSMANAGER_QWS_H
43 #define QWSMANAGER_QWS_H
44 
45 #include <QtGui/qpixmap.h>
46 #include <QtCore/qobject.h>
47 #include <QtGui/qdecoration_qws.h>
48 #include <QtGui/qevent.h>
49 
51 
53 
54 QT_MODULE(Gui)
55 
56 #ifndef QT_NO_QWS_MANAGER
57 
58 class QAction;
59 class QPixmap;
60 class QWidget;
61 class QPopupMenu;
62 class QRegion;
63 class QMouseEvent;
64 class QWSManagerPrivate;
65 
66 class Q_GUI_EXPORT QWSManager : public QObject
67 {
68  Q_OBJECT
69  Q_DECLARE_PRIVATE(QWSManager)
70 public:
71  explicit QWSManager(QWidget *);
72  ~QWSManager();
73 
74  static QDecoration *newDefaultDecoration();
75 
76  QWidget *widget();
77  static QWidget *grabbedMouse();
78  void maximize();
79  void startMove();
80  void startResize();
81 
82  QRegion region();
83  QRegion &cachedRegion();
84 
85 protected Q_SLOTS:
86  void menuTriggered(QAction *action);
87 
88 protected:
89  void handleMove(QPoint g);
90 
91  virtual bool event(QEvent *e);
92  virtual void mouseMoveEvent(QMouseEvent *);
93  virtual void mousePressEvent(QMouseEvent *);
94  virtual void mouseReleaseEvent(QMouseEvent *);
95  virtual void mouseDoubleClickEvent(QMouseEvent *);
96  virtual void paintEvent(QPaintEvent *);
97  bool repaintRegion(int region, QDecoration::DecorationState state);
98 
99  void menu(const QPoint &);
100 
101 private:
102  friend class QWidget;
103  friend class QETWidget;
104  friend class QWidgetPrivate;
105  friend class QApplication;
106  friend class QApplicationPrivate;
107  friend class QWidgetBackingStore;
108  friend class QWSWindowSurface;
109  friend class QGLDrawable;
110 };
111 
113 #include <QtGui/qdecorationdefault_qws.h>
115 
116 #endif // QT_NO_QWS_MANAGER
117 
119 
121 
122 #endif // QWSMANAGER_QWS_H
The QWSWindowSurface class provides the drawing area for top-level windows in Qt for Embedded Linux...
The QApplication class manages the GUI application&#39;s control flow and main settings.
Definition: qapplication.h:99
#define QT_END_NAMESPACE
This macro expands to.
Definition: qglobal.h:90
QPointer< QWidget > widget
#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
#define QT_END_INCLUDE_NAMESPACE
This macro is equivalent to QT_BEGIN_NAMESPACE.
Definition: qglobal.h:92
#define Q_SLOTS
Definition: qobjectdefs.h:71
The QObject class is the base class of all Qt objects.
Definition: qobject.h:111
virtual bool event(QEvent *)
This virtual function receives events to an object and should return true if the event e was recogniz...
Definition: qobject.cpp:1200
The QDecoration class is a base class for window decorations in Qt for Embedded Linux.
#define QT_BEGIN_NAMESPACE
This macro expands to.
Definition: qglobal.h:89
The QRegion class specifies a clip region for a painter.
Definition: qregion.h:68
#define Q_OBJECT
Definition: qobjectdefs.h:157
The QMouseEvent class contains parameters that describe a mouse event.
Definition: qevent.h:85
The QPoint class defines a point in the plane using integer precision.
Definition: qpoint.h:53
DecorationState
This enum describes the various states of a decoration region.
The QPixmap class is an off-screen image representation that can be used as a paint device...
Definition: qpixmap.h:71
#define QT_BEGIN_INCLUDE_NAMESPACE
This macro is equivalent to QT_END_NAMESPACE.
Definition: qglobal.h:91
#define Q_DECLARE_PRIVATE(Class)
Definition: qglobal.h:2467
The QPaintEvent class contains event parameters for paint events.
Definition: qevent.h:298
The QEvent class is the base class of all event classes.
Definition: qcoreevent.h:56
#define QT_END_HEADER
Definition: qglobal.h:137
The QAction class provides an abstract user interface action that can be inserted into widgets...
Definition: qaction.h:64