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39 | |
40 | #ifndef QSIGNALTRANSITION_H |
41 | #define QSIGNALTRANSITION_H |
42 | |
43 | #include <QtCore/qabstracttransition.h> |
44 | #include <QtCore/qmetaobject.h> |
45 | |
46 | QT_REQUIRE_CONFIG(statemachine); |
47 | |
48 | QT_BEGIN_NAMESPACE |
49 | |
50 | class QSignalTransitionPrivate; |
51 | class Q_CORE_EXPORT QSignalTransition : public QAbstractTransition |
52 | { |
53 | Q_OBJECT |
54 | Q_PROPERTY(QObject* senderObject READ senderObject WRITE setSenderObject NOTIFY senderObjectChanged) |
55 | Q_PROPERTY(QByteArray signal READ signal WRITE setSignal NOTIFY signalChanged) |
56 | |
57 | public: |
58 | QSignalTransition(QState *sourceState = nullptr); |
59 | QSignalTransition(const QObject *sender, const char *signal, |
60 | QState *sourceState = nullptr); |
61 | #ifdef Q_QDOC |
62 | template<typename PointerToMemberFunction> |
63 | QSignalTransition(const QObject *object, PointerToMemberFunction signal, |
64 | QState *sourceState = nullptr); |
65 | #elif defined(Q_COMPILER_DELEGATING_CONSTRUCTORS) |
66 | template <typename Func> |
67 | QSignalTransition(const typename QtPrivate::FunctionPointer<Func>::Object *obj, |
68 | Func sig, QState *srcState = nullptr) |
69 | : QSignalTransition(obj, QMetaMethod::fromSignal(sig).methodSignature().constData(), srcState) |
70 | { |
71 | } |
72 | #endif |
73 | |
74 | ~QSignalTransition(); |
75 | |
76 | QObject *senderObject() const; |
77 | void setSenderObject(const QObject *sender); |
78 | |
79 | QByteArray signal() const; |
80 | void setSignal(const QByteArray &signal); |
81 | |
82 | protected: |
83 | bool eventTest(QEvent *event) override; |
84 | void onTransition(QEvent *event) override; |
85 | |
86 | bool event(QEvent *e) override; |
87 | |
88 | Q_SIGNALS: |
89 | void senderObjectChanged(QPrivateSignal); |
90 | void signalChanged(QPrivateSignal); |
91 | |
92 | private: |
93 | Q_DISABLE_COPY(QSignalTransition) |
94 | Q_DECLARE_PRIVATE(QSignalTransition) |
95 | }; |
96 | |
97 | QT_END_NAMESPACE |
98 | |
99 | #endif |
100 | |