Qt 4.8
qabstracttransition.h
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41 
42 #ifndef QABSTRACTTRANSITION_H
43 #define QABSTRACTTRANSITION_H
44 
45 #include <QtCore/qobject.h>
46 
47 #include <QtCore/qlist.h>
48 
50 
52 
53 QT_MODULE(Core)
54 
55 #ifndef QT_NO_STATEMACHINE
56 
57 class QEvent;
58 class QAbstractState;
59 class QState;
60 class QStateMachine;
61 
62 #ifndef QT_NO_ANIMATION
63 class QAbstractAnimation;
64 #endif
65 
68 {
69  Q_OBJECT
73 public:
74  QAbstractTransition(QState *sourceState = 0);
75  virtual ~QAbstractTransition();
76 
77  QState *sourceState() const;
78  QAbstractState *targetState() const;
79  void setTargetState(QAbstractState* target);
80  QList<QAbstractState*> targetStates() const;
81  void setTargetStates(const QList<QAbstractState*> &targets);
82 
83  QStateMachine *machine() const;
84 
85 #ifndef QT_NO_ANIMATION
86  void addAnimation(QAbstractAnimation *animation);
87  void removeAnimation(QAbstractAnimation *animation);
88  QList<QAbstractAnimation*> animations() const;
89 #endif
90 
91 Q_SIGNALS:
92 #if !defined(Q_MOC_RUN) && !defined(qdoc)
93 private: // can only be emitted by QAbstractTransition
94 #endif
95  void triggered();
96 
97 protected:
98  virtual bool eventTest(QEvent *event) = 0;
99 
100  virtual void onTransition(QEvent *event) = 0;
101 
102  bool event(QEvent *e);
103 
104 protected:
106 
107 private:
110 };
111 
112 #endif //QT_NO_STATEMACHINE
113 
115 
117 
118 #endif
#define QT_END_NAMESPACE
This macro expands to.
Definition: qglobal.h:90
EventRef event
#define QT_MODULE(x)
Definition: qglobal.h:2783
The QAbstractTransition class is the base class of transitions between QAbstractState objects...
QList< QAbstractState * > targetStates
the target states of this transition
#define QT_BEGIN_HEADER
Definition: qglobal.h:136
The QStateMachine class provides a hierarchical finite state machine.
Definition: qstatemachine.h:63
#define Q_DISABLE_COPY(Class)
Disables the use of copy constructors and assignment operators for the given Class.
Definition: qglobal.h:2523
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
#define Q_SIGNALS
Definition: qobjectdefs.h:72
The QState class provides a general-purpose state for QStateMachine.
Definition: qstate.h:61
QAbstractState * targetState
the target state of this transition
#define QT_BEGIN_NAMESPACE
This macro expands to.
Definition: qglobal.h:89
The QAbstractState class is the base class of states of a QStateMachine.
The QAbstractAnimation class is the base of all animations.
#define Q_OBJECT
Definition: qobjectdefs.h:157
QState * sourceState
the source state (parent) of this transition
#define Q_CORE_EXPORT
Definition: qglobal.h:1449
#define Q_DECLARE_PRIVATE(Class)
Definition: qglobal.h:2467
The QEvent class is the base class of all event classes.
Definition: qcoreevent.h:56
#define QT_END_HEADER
Definition: qglobal.h:137
The QList class is a template class that provides lists.
Definition: qdatastream.h:62