diff options
Diffstat (limited to 'src/qml/doc')
| -rw-r--r-- | src/qml/doc/src/qmlfunctions.qdoc | 24 |
1 files changed, 0 insertions, 24 deletions
diff --git a/src/qml/doc/src/qmlfunctions.qdoc b/src/qml/doc/src/qmlfunctions.qdoc index 55ca040af6..6445a003a1 100644 --- a/src/qml/doc/src/qmlfunctions.qdoc +++ b/src/qml/doc/src/qmlfunctions.qdoc @@ -538,30 +538,6 @@ } \endqml - Since singleton types do not have an associated QQmlContext object, then within the functions of a QObject-derived - type that is registered as a singleton type implementation the QML context and engine information is not available. - The QQmlEngine::contextForObject() function returns NULL when supplied with a pointer to an QObject that - implements a singleton type. - - Extending the above example: - - \code - class SingletonTypeExample : public QObject - { - ... - - Q_INVOKABLE void doSomethingElse() - { - // QML Engine/Context information is not accessible here: - Q_ASSERT(QQmlEngine::contextForObject(this) == 0); - Q_ASSERT(qmlContext(this) == 0); - Q_ASSERT(qmlEngine(this) == 0); - } - - ... - } - \endcode - \sa {Choosing the Correct Integration Method Between C++ and QML} */ |