diff options
Diffstat (limited to 'src/qml/qml/qqmlengine_p.h')
| -rw-r--r-- | src/qml/qml/qqmlengine_p.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/qml/qml/qqmlengine_p.h b/src/qml/qml/qqmlengine_p.h index dab4e54cd6..4f7fb79593 100644 --- a/src/qml/qml/qqmlengine_p.h +++ b/src/qml/qml/qqmlengine_p.h @@ -229,6 +229,10 @@ public: bool isTypeLoaded(const QUrl &url) const; bool isScriptLoaded(const QUrl &url) const; + template <typename T> + T singletonInstance(const QQmlType &type); + void destroySingletonInstance(const QQmlType &type); + void sendQuit(); void sendExit(int retCode = 0); void warning(const QQmlError &); @@ -262,6 +266,8 @@ public: mutable QMutex networkAccessManagerMutex; private: + QHash<QQmlType, QJSValue> singletonInstances; + // These members must be protected by a QQmlEnginePrivate::Locker as they are required by // the threaded loader. Only access them through their respective accessor methods. QHash<int, QV4::CompiledData::CompilationUnit *> m_compositeTypes; @@ -437,6 +443,14 @@ QQmlEnginePrivate *QQmlEnginePrivate::get(QV4::ExecutionEngine *e) return get(qmlEngine); } +template<> +Q_QML_PRIVATE_EXPORT QJSValue QQmlEnginePrivate::singletonInstance<QJSValue>(const QQmlType &type); + +template<typename T> +T QQmlEnginePrivate::singletonInstance(const QQmlType &type) { + return qobject_cast<T>(singletonInstance<QJSValue>(type).toQObject()); +} + QT_END_NAMESPACE #endif // QQMLENGINE_P_H |