Qt 4.8
qpushbutton.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 QPUSHBUTTON_H
43 #define QPUSHBUTTON_H
44 
45 #include <QtGui/qabstractbutton.h>
46 
48 
50 
51 QT_MODULE(Gui)
52 
53 class QPushButtonPrivate;
54 class QMenu;
55 class QStyleOptionButton;
56 
58 {
59  Q_OBJECT
60 
62  bool default;
63  bool flat;
64 
65 public:
66  explicit QPushButton(QWidget *parent=0);
67  explicit QPushButton(const QString &text, QWidget *parent=0);
68  QPushButton(const QIcon& icon, const QString &text, QWidget *parent=0);
69  ~QPushButton();
70 
71  QSize sizeHint() const;
72  QSize minimumSizeHint() const;
73 
74  bool autoDefault() const;
75  void setAutoDefault(bool);
76  bool isDefault() const;
77  void setDefault(bool);
78 
79 #ifndef QT_NO_MENU
80  void setMenu(QMenu* menu);
81  QMenu* menu() const;
82 #endif
83 
84  void setFlat(bool);
85  bool isFlat() const;
86 
87 public Q_SLOTS:
88 #ifndef QT_NO_MENU
89  void showMenu();
90 #endif
91 
92 protected:
93  bool event(QEvent *e);
94 #ifdef Q_WS_MAC
95  bool hitButton(const QPoint &pos) const;
96 #endif // Q_WS_MAC
97  void paintEvent(QPaintEvent *);
98  void keyPressEvent(QKeyEvent *);
99  void focusInEvent(QFocusEvent *);
100  void focusOutEvent(QFocusEvent *);
101  void initStyleOption(QStyleOptionButton *option) const;
102  QPushButton(QPushButtonPrivate &dd, QWidget* parent = 0);
103 
104 public:
105 #ifdef QT3_SUPPORT
106  QT3_SUPPORT_CONSTRUCTOR QPushButton(QWidget *parent, const char* name);
107  QT3_SUPPORT_CONSTRUCTOR QPushButton(const QString &text, QWidget *parent, const char* name);
108  QT3_SUPPORT_CONSTRUCTOR QPushButton(const QIcon& icon, const QString &text, QWidget *parent, const char* name);
109  inline QT3_SUPPORT void openPopup() { showMenu(); }
110  inline QT3_SUPPORT bool isMenuButton() const { return menu() != 0; }
111  inline QT3_SUPPORT void setPopup(QMenu* popup) {setMenu(popup); }
112  inline QT3_SUPPORT QMenu* popup() const { return menu(); }
113 #endif
114 
115 private:
118 #ifndef QT_NO_MENU
119  Q_PRIVATE_SLOT(d_func(), void _q_popupPressed())
120 #endif
121 };
122 
124 
126 
127 #endif // QPUSHBUTTON_H
The QAbstractButton class is the abstract base class of button widgets, providing functionality commo...
The QKeyEvent class describes a key event.
Definition: qevent.h:224
#define QT_END_NAMESPACE
This macro expands to.
Definition: qglobal.h:90
#define QT_MODULE(x)
Definition: qglobal.h:2783
virtual QSize minimumSizeHint() const
#define QT_BEGIN_HEADER
Definition: qglobal.h:136
virtual void paintEvent(QPaintEvent *e)=0
Reimplemented Function
bool autoDefault
whether the push button is an auto default button
Definition: qpushbutton.h:61
#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 QPushButton widget provides a command button.
Definition: qpushbutton.h:57
#define Q_DISABLE_COPY(Class)
Disables the use of copy constructors and assignment operators for the given Class.
Definition: qglobal.h:2523
#define Q_PRIVATE_SLOT(d, signature)
Definition: qobjectdefs.h:73
bool flat
whether the button border is raised
Definition: qpushbutton.h:63
#define Q_SLOTS
Definition: qobjectdefs.h:71
The QString class provides a Unicode character string.
Definition: qstring.h:83
void focusOutEvent(QFocusEvent *e)
Reimplemented Function
virtual QSize sizeHint() const
bool event(QEvent *e)
Reimplemented Function
#define QT_BEGIN_NAMESPACE
This macro expands to.
Definition: qglobal.h:89
void keyPressEvent(QKeyEvent *e)
Reimplemented Function
const char * name
void focusInEvent(QFocusEvent *e)
Reimplemented Function
#define Q_OBJECT
Definition: qobjectdefs.h:157
The QMenu class provides a menu widget for use in menu bars, context menus, and other popup menus...
Definition: qmenu.h:72
The QPoint class defines a point in the plane using integer precision.
Definition: qpoint.h:53
The QSize class defines the size of a two-dimensional object using integer point precision.
Definition: qsize.h:53
#define Q_DECLARE_PRIVATE(Class)
Definition: qglobal.h:2467
virtual bool hitButton(const QPoint &pos) const
Returns true if pos is inside the clickable button rectangle; otherwise returns false.
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 QStyleOptionButton class is used to describe the parameters for drawing buttons.
Definition: qstyleoption.h:279
The QFocusEvent class contains event parameters for widget focus events.
Definition: qevent.h:275
#define text
Definition: qobjectdefs.h:80
The QIcon class provides scalable icons in different modes and states.
Definition: qicon.h:60