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1 | /**************************************************************************** | - |
2 | ** | - |
3 | ** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). | - |
4 | ** Contact: http://www.qt-project.org/legal | - |
5 | ** | - |
6 | ** This file is part of the QtCore 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 | #include "qfinalstate.h" | - |
43 | | - |
44 | #ifndef QT_NO_STATEMACHINE | - |
45 | | - |
46 | #include "qabstractstate_p.h" | - |
47 | | - |
48 | QT_BEGIN_NAMESPACE | - |
49 | | - |
50 | /*! | - |
51 | \class QFinalState | - |
52 | \inmodule QtCore | - |
53 | | - |
54 | \brief The QFinalState class provides a final state. | - |
55 | | - |
56 | \since 4.6 | - |
57 | \ingroup statemachine | - |
58 | | - |
59 | A final state is used to communicate that (part of) a QStateMachine has | - |
60 | finished its work. When a final top-level state is entered, the state | - |
61 | machine's \l{QStateMachine::finished()}{finished}() signal is emitted. In | - |
62 | general, when a final substate (a child of a QState) is entered, the parent | - |
63 | state's \l{QState::finished()}{finished}() signal is emitted. QFinalState | - |
64 | is part of \l{The State Machine Framework}. | - |
65 | | - |
66 | To use a final state, you create a QFinalState object and add a transition | - |
67 | to it from another state. Example: | - |
68 | | - |
69 | \code | - |
70 | QPushButton button; | - |
71 | | - |
72 | QStateMachine machine; | - |
73 | QState *s1 = new QState(); | - |
74 | QFinalState *s2 = new QFinalState(); | - |
75 | s1->addTransition(&button, SIGNAL(clicked()), s2); | - |
76 | machine.addState(s1); | - |
77 | machine.addState(s2); | - |
78 | | - |
79 | QObject::connect(&machine, SIGNAL(finished()), QApplication::instance(), SLOT(quit())); | - |
80 | machine.setInitialState(s1); | - |
81 | machine.start(); | - |
82 | \endcode | - |
83 | | - |
84 | \sa QState::finished() | - |
85 | */ | - |
86 | | - |
87 | class QFinalStatePrivate : public QAbstractStatePrivate | - |
88 | { | - |
89 | Q_DECLARE_PUBLIC(QFinalState) | - |
90 | | - |
91 | public: | - |
92 | QFinalStatePrivate(); | - |
93 | }; | - |
94 | | - |
95 | QFinalStatePrivate::QFinalStatePrivate() | - |
96 | : QAbstractStatePrivate(FinalState) | - |
97 | { | - |
98 | } executed: } Execution Count:60 | 60 |
99 | | - |
100 | /*! | - |
101 | Constructs a new QFinalState object with the given \a parent state. | - |
102 | */ | - |
103 | QFinalState::QFinalState(QState *parent) | - |
104 | : QAbstractState(*new QFinalStatePrivate, parent) | - |
105 | { | - |
106 | } executed: } Execution Count:60 | 60 |
107 | | - |
108 | /*! | - |
109 | Destroys this final state. | - |
110 | */ | - |
111 | QFinalState::~QFinalState() | - |
112 | { | - |
113 | } | - |
114 | | - |
115 | /*! | - |
116 | \reimp | - |
117 | */ | - |
118 | void QFinalState::onEntry(QEvent *event) | - |
119 | { | - |
120 | Q_UNUSED(event); executed (the execution status of this line is deduced): (void)event;; | - |
121 | } executed: } Execution Count:70 | 70 |
122 | | - |
123 | /*! | - |
124 | \reimp | - |
125 | */ | - |
126 | void QFinalState::onExit(QEvent *event) | - |
127 | { | - |
128 | Q_UNUSED(event); executed (the execution status of this line is deduced): (void)event;; | - |
129 | } executed: } Execution Count:6 | 6 |
130 | | - |
131 | /*! | - |
132 | \reimp | - |
133 | */ | - |
134 | bool QFinalState::event(QEvent *e) | - |
135 | { | - |
136 | return QAbstractState::event(e); executed: return QAbstractState::event(e); Execution Count:1 | 1 |
137 | } | - |
138 | | - |
139 | QT_END_NAMESPACE | - |
140 | | - |
141 | #endif //QT_NO_STATEMACHINE | - |
142 | | - |
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