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39
40#ifndef QQUICKSTATEGROUP_H
41#define QQUICKSTATEGROUP_H
42
43//
44// W A R N I N G
45// -------------
46//
47// This file is not part of the Qt API. It exists purely as an
48// implementation detail. This header file may change from version to
49// version without notice, or even be removed.
50//
51// We mean it.
52//
53
54#include "qquickstate_p.h"
55
56QT_BEGIN_NAMESPACE
57
58class QQuickStateGroupPrivate;
59class Q_QUICK_PRIVATE_EXPORT QQuickStateGroup : public QObject, public QQmlParserStatus
60{
61 Q_OBJECT
62 Q_INTERFACES(QQmlParserStatus)
63 Q_DECLARE_PRIVATE(QQuickStateGroup)
64
65 Q_PROPERTY(QString state READ state WRITE setState NOTIFY stateChanged)
66 Q_PROPERTY(QQmlListProperty<QQuickState> states READ statesProperty DESIGNABLE false)
67 Q_PROPERTY(QQmlListProperty<QQuickTransition> transitions READ transitionsProperty DESIGNABLE false)
68
69public:
70 QQuickStateGroup(QObject * = nullptr);
71 virtual ~QQuickStateGroup();
72
73 QString state() const;
74 void setState(const QString &);
75
76 QQmlListProperty<QQuickState> statesProperty();
77 QList<QQuickState *> states() const;
78
79 QQmlListProperty<QQuickTransition> transitionsProperty();
80
81 QQuickState *findState(const QString &name) const;
82 void removeState(QQuickState *state);
83
84 void classBegin() override;
85 void componentComplete() override;
86Q_SIGNALS:
87 void stateChanged(const QString &);
88
89private:
90 friend class QQuickState;
91 friend class QQuickStatePrivate;
92 bool updateAutoState();
93 void stateAboutToComplete();
94};
95
96QT_END_NAMESPACE
97
98QML_DECLARE_TYPE(QQuickStateGroup)
99
100#endif // QQUICKSTATEGROUP_H
101