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39
40#ifndef QEVENTTRANSITION_H
41#define QEVENTTRANSITION_H
42
43#include <QtCore/qabstracttransition.h>
44#include <QtCore/qcoreevent.h>
45
46QT_REQUIRE_CONFIG(qeventtransition);
47
48QT_BEGIN_NAMESPACE
49
50class QEventTransitionPrivate;
51class Q_CORE_EXPORT QEventTransition : public QAbstractTransition
52{
53 Q_OBJECT
54 Q_PROPERTY(QObject* eventSource READ eventSource WRITE setEventSource)
55 Q_PROPERTY(QEvent::Type eventType READ eventType WRITE setEventType)
56public:
57 QEventTransition(QState *sourceState = nullptr);
58 QEventTransition(QObject *object, QEvent::Type type, QState *sourceState = nullptr);
59 ~QEventTransition();
60
61 QObject *eventSource() const;
62 void setEventSource(QObject *object);
63
64 QEvent::Type eventType() const;
65 void setEventType(QEvent::Type type);
66
67protected:
68 bool eventTest(QEvent *event) override;
69 void onTransition(QEvent *event) override;
70
71 bool event(QEvent *e) override;
72
73protected:
74 QEventTransition(QEventTransitionPrivate &dd, QState *parent);
75 QEventTransition(QEventTransitionPrivate &dd, QObject *object,
76 QEvent::Type type, QState *parent);
77
78private:
79 Q_DISABLE_COPY(QEventTransition)
80 Q_DECLARE_PRIVATE(QEventTransition)
81};
82
83QT_END_NAMESPACE
84
85#endif
86

source code of qtbase/src/corelib/statemachine/qeventtransition.h