|
1 /**************************************************************************** |
|
2 ** |
|
3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). |
|
4 ** All rights reserved. |
|
5 ** Contact: Nokia Corporation (qt-info@nokia.com) |
|
6 ** |
|
7 ** This file is part of the QtGui module of the Qt Toolkit. |
|
8 ** |
|
9 ** $QT_BEGIN_LICENSE:LGPL$ |
|
10 ** No Commercial Usage |
|
11 ** This file contains pre-release code and may not be distributed. |
|
12 ** You may use this file in accordance with the terms and conditions |
|
13 ** contained in the Technology Preview License Agreement accompanying |
|
14 ** this package. |
|
15 ** |
|
16 ** GNU Lesser General Public License Usage |
|
17 ** Alternatively, this file may be used under the terms of the GNU Lesser |
|
18 ** General Public License version 2.1 as published by the Free Software |
|
19 ** Foundation and appearing in the file LICENSE.LGPL included in the |
|
20 ** packaging of this file. Please review the following information to |
|
21 ** ensure the GNU Lesser General Public License version 2.1 requirements |
|
22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
|
23 ** |
|
24 ** In addition, as a special exception, Nokia gives you certain additional |
|
25 ** rights. These rights are described in the Nokia Qt LGPL Exception |
|
26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
|
27 ** |
|
28 ** If you have questions regarding the use of this file, please contact |
|
29 ** Nokia at qt-info@nokia.com. |
|
30 ** |
|
31 ** |
|
32 ** |
|
33 ** |
|
34 ** |
|
35 ** |
|
36 ** |
|
37 ** |
|
38 ** $QT_END_LICENSE$ |
|
39 ** |
|
40 ****************************************************************************/ |
|
41 |
|
42 #include "qbasickeyeventtransition_p.h" |
|
43 |
|
44 #ifndef QT_NO_STATEMACHINE |
|
45 |
|
46 #include <QtGui/qevent.h> |
|
47 #include <qdebug.h> |
|
48 #include <private/qabstracttransition_p.h> |
|
49 |
|
50 QT_BEGIN_NAMESPACE |
|
51 |
|
52 /*! |
|
53 \internal |
|
54 \class QBasicKeyEventTransition |
|
55 \since 4.6 |
|
56 \ingroup statemachine |
|
57 |
|
58 \brief The QBasicKeyEventTransition class provides a transition for Qt key events. |
|
59 */ |
|
60 |
|
61 class QBasicKeyEventTransitionPrivate : public QAbstractTransitionPrivate |
|
62 { |
|
63 Q_DECLARE_PUBLIC(QBasicKeyEventTransition) |
|
64 public: |
|
65 QBasicKeyEventTransitionPrivate(); |
|
66 |
|
67 static QBasicKeyEventTransitionPrivate *get(QBasicKeyEventTransition *q); |
|
68 |
|
69 QEvent::Type eventType; |
|
70 int key; |
|
71 Qt::KeyboardModifiers modifiersMask; |
|
72 }; |
|
73 |
|
74 QBasicKeyEventTransitionPrivate::QBasicKeyEventTransitionPrivate() |
|
75 { |
|
76 eventType = QEvent::None; |
|
77 key = 0; |
|
78 modifiersMask = Qt::NoModifier; |
|
79 } |
|
80 |
|
81 QBasicKeyEventTransitionPrivate *QBasicKeyEventTransitionPrivate::get(QBasicKeyEventTransition *q) |
|
82 { |
|
83 return q->d_func(); |
|
84 } |
|
85 |
|
86 /*! |
|
87 Constructs a new key event transition with the given \a sourceState. |
|
88 */ |
|
89 QBasicKeyEventTransition::QBasicKeyEventTransition(QState *sourceState) |
|
90 : QAbstractTransition(*new QBasicKeyEventTransitionPrivate, sourceState) |
|
91 { |
|
92 } |
|
93 |
|
94 /*! |
|
95 Constructs a new event transition for events of the given \a type for the |
|
96 given \a key, with the given \a sourceState. |
|
97 */ |
|
98 QBasicKeyEventTransition::QBasicKeyEventTransition(QEvent::Type type, int key, |
|
99 QState *sourceState) |
|
100 : QAbstractTransition(*new QBasicKeyEventTransitionPrivate, sourceState) |
|
101 { |
|
102 Q_D(QBasicKeyEventTransition); |
|
103 d->eventType = type; |
|
104 d->key = key; |
|
105 } |
|
106 |
|
107 /*! |
|
108 Constructs a new event transition for events of the given \a type for the |
|
109 given \a key, with the given \a modifiersMask and \a sourceState. |
|
110 */ |
|
111 QBasicKeyEventTransition::QBasicKeyEventTransition(QEvent::Type type, int key, |
|
112 Qt::KeyboardModifiers modifiersMask, |
|
113 QState *sourceState) |
|
114 : QAbstractTransition(*new QBasicKeyEventTransitionPrivate, sourceState) |
|
115 { |
|
116 Q_D(QBasicKeyEventTransition); |
|
117 d->eventType = type; |
|
118 d->key = key; |
|
119 d->modifiersMask = modifiersMask; |
|
120 } |
|
121 |
|
122 /*! |
|
123 Destroys this event transition. |
|
124 */ |
|
125 QBasicKeyEventTransition::~QBasicKeyEventTransition() |
|
126 { |
|
127 } |
|
128 |
|
129 /*! |
|
130 Returns the event type that this key event transition is associated with. |
|
131 */ |
|
132 QEvent::Type QBasicKeyEventTransition::eventType() const |
|
133 { |
|
134 Q_D(const QBasicKeyEventTransition); |
|
135 return d->eventType; |
|
136 } |
|
137 |
|
138 /*! |
|
139 Sets the event \a type that this key event transition is associated with. |
|
140 */ |
|
141 void QBasicKeyEventTransition::setEventType(QEvent::Type type) |
|
142 { |
|
143 Q_D(QBasicKeyEventTransition); |
|
144 d->eventType = type; |
|
145 } |
|
146 |
|
147 /*! |
|
148 Returns the key that this key event transition checks for. |
|
149 */ |
|
150 int QBasicKeyEventTransition::key() const |
|
151 { |
|
152 Q_D(const QBasicKeyEventTransition); |
|
153 return d->key; |
|
154 } |
|
155 |
|
156 /*! |
|
157 Sets the key that this key event transition will check for. |
|
158 */ |
|
159 void QBasicKeyEventTransition::setKey(int key) |
|
160 { |
|
161 Q_D(QBasicKeyEventTransition); |
|
162 d->key = key; |
|
163 } |
|
164 |
|
165 /*! |
|
166 Returns the keyboard modifiers mask that this key event transition checks |
|
167 for. |
|
168 */ |
|
169 Qt::KeyboardModifiers QBasicKeyEventTransition::modifiersMask() const |
|
170 { |
|
171 Q_D(const QBasicKeyEventTransition); |
|
172 return d->modifiersMask; |
|
173 } |
|
174 |
|
175 /*! |
|
176 Sets the keyboard modifiers mask that this key event transition will check |
|
177 for. |
|
178 */ |
|
179 void QBasicKeyEventTransition::setModifiersMask(Qt::KeyboardModifiers modifiersMask) |
|
180 { |
|
181 Q_D(QBasicKeyEventTransition); |
|
182 d->modifiersMask = modifiersMask; |
|
183 } |
|
184 |
|
185 /*! |
|
186 \reimp |
|
187 */ |
|
188 bool QBasicKeyEventTransition::eventTest(QEvent *event) |
|
189 { |
|
190 Q_D(const QBasicKeyEventTransition); |
|
191 if (event->type() == d->eventType) { |
|
192 QKeyEvent *ke = static_cast<QKeyEvent*>(event); |
|
193 return (ke->key() == d->key) |
|
194 && ((ke->modifiers() & d->modifiersMask) == d->modifiersMask); |
|
195 } |
|
196 return false; |
|
197 } |
|
198 |
|
199 /*! |
|
200 \reimp |
|
201 */ |
|
202 void QBasicKeyEventTransition::onTransition(QEvent *) |
|
203 { |
|
204 } |
|
205 |
|
206 QT_END_NAMESPACE |
|
207 |
|
208 #endif //QT_NO_STATEMACHINE |