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| |
| #ifndef SIGNALTRANSITION_H |
| #define SIGNALTRANSITION_H |
| |
| #include <QtCore/QSignalTransition> |
| #include <QtCore/QVariant> |
| #include <QtQml/QJSValue> |
| |
| #include <QtQml/qqmlscriptstring.h> |
| #include <QtQml/qqmlparserstatus.h> |
| #include <private/qqmlcustomparser_p.h> |
| #include <private/qqmlboundsignalexpressionpointer_p.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| class SignalTransition : public QSignalTransition, public QQmlParserStatus |
| { |
| Q_OBJECT |
| Q_INTERFACES(QQmlParserStatus) |
| Q_PROPERTY(QJSValue signal READ signal WRITE setSignal NOTIFY qmlSignalChanged) |
| Q_PROPERTY(QQmlScriptString guard READ guard WRITE setGuard NOTIFY guardChanged) |
| |
| public: |
| explicit SignalTransition(QState *parent = nullptr); |
| |
| QQmlScriptString guard() const; |
| void setGuard(const QQmlScriptString &guard); |
| |
| bool eventTest(QEvent *event) override; |
| void onTransition(QEvent *event) override; |
| |
| const QJSValue &signal(); |
| void setSignal(const QJSValue &signal); |
| |
| Q_INVOKABLE void invoke(); |
| |
| Q_SIGNALS: |
| void guardChanged(); |
| void invokeYourself(); |
| /*! |
| * \internal |
| */ |
| void qmlSignalChanged(); |
| |
| private: |
| void classBegin() override { m_complete = false; } |
| void componentComplete() override { m_complete = true; connectTriggered(); } |
| void connectTriggered(); |
| |
| friend class SignalTransitionParser; |
| QJSValue m_signal; |
| QQmlScriptString m_guard; |
| bool m_complete; |
| QQmlRefPointer<QV4::ExecutableCompilationUnit> m_compilationUnit; |
| QList<const QV4::CompiledData::Binding *> m_bindings; |
| QQmlBoundSignalExpressionPointer m_signalExpression; |
| }; |
| |
| class SignalTransitionParser : public QQmlCustomParser |
| { |
| public: |
| void verifyBindings(const QQmlRefPointer<QV4::ExecutableCompilationUnit> &compilationUnit, const QList<const QV4::CompiledData::Binding *> &props) override; |
| void applyBindings(QObject *object, const QQmlRefPointer<QV4::ExecutableCompilationUnit> &compilationUnit, const QList<const QV4::CompiledData::Binding *> &bindings) override; |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif |