Qt 4.8
qwhatsthis.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 QWHATSTHIS_H
43 #define QWHATSTHIS_H
44 
45 #include <QtCore/qobject.h>
46 #include <QtGui/qcursor.h>
47 
49 
51 
52 QT_MODULE(Gui)
53 
54 #ifndef QT_NO_WHATSTHIS
55 
56 class QAction;
57 #ifdef QT3_SUPPORT
58 class QToolButton;
59 #endif
60 
62 {
63  QWhatsThis();
64 
65 public:
66  static void enterWhatsThisMode();
67  static bool inWhatsThisMode();
68  static void leaveWhatsThisMode();
69 
70  static void showText(const QPoint &pos, const QString &text, QWidget *w = 0);
71  static void hideText();
72 
73  static QAction *createAction(QObject *parent = 0);
74 
75 #ifdef QT3_SUPPORT
76  static QT3_SUPPORT void add(QWidget *w, const QString &s);
77  static QT3_SUPPORT void remove(QWidget *);
78  static QT3_SUPPORT QToolButton *whatsThisButton(QWidget *parent);
79 #endif
80 };
81 
82 #endif // QT_NO_WHATSTHIS
83 
85 
87 
88 #endif // QWHATSTHIS_H
The QWhatsThis class provides a simple description of any widget, i.e.
Definition: qwhatsthis.h:61
#define QT_END_NAMESPACE
This macro expands to.
Definition: qglobal.h:90
#define QT_MODULE(x)
Definition: qglobal.h:2783
#define add(aName)
#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
The QString class provides a Unicode character string.
Definition: qstring.h:83
The QObject class is the base class of all Qt objects.
Definition: qobject.h:111
#define QT_BEGIN_NAMESPACE
This macro expands to.
Definition: qglobal.h:89
The QPoint class defines a point in the plane using integer precision.
Definition: qpoint.h:53
The QToolButton class provides a quick-access button to commands or options, usually used inside a QT...
Definition: qtoolbutton.h:59
#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
#define text
Definition: qobjectdefs.h:80