diff options
Diffstat (limited to 'src/quick/items/qquickitem.cpp')
| -rw-r--r-- | src/quick/items/qquickitem.cpp | 40 |
1 files changed, 31 insertions, 9 deletions
diff --git a/src/quick/items/qquickitem.cpp b/src/quick/items/qquickitem.cpp index eaf26a5c9a..814a73d9a4 100644 --- a/src/quick/items/qquickitem.cpp +++ b/src/quick/items/qquickitem.cpp @@ -7023,15 +7023,6 @@ void QQuickItemPrivate::setHasHoverInChild(bool hasHover) } } -void QQuickItemPrivate::markObjects(QV4::ExecutionEngine *e) -{ - Q_Q(QQuickItem); - QV4::QObjectWrapper::markWrapper(q, e); - - for (QQuickItem *child : qAsConst(childItems)) - QQuickItemPrivate::get(child)->markObjects(e); -} - #ifndef QT_NO_CURSOR /*! @@ -8195,6 +8186,37 @@ QAccessible::Role QQuickItemPrivate::accessibleRole() const } #endif +// helper code to let a visual parent mark its visual children for the garbage collector + +namespace QV4 { +namespace Heap { +struct QQuickItemWrapper : public QObjectWrapper { +}; +} +} + +struct QQuickItemWrapper : public QV4::QObjectWrapper { + V4_OBJECT2(QQuickItemWrapper, QV4::QObjectWrapper) + static void markObjects(QV4::Heap::Base *that, QV4::ExecutionEngine *e); +}; + +DEFINE_OBJECT_VTABLE(QQuickItemWrapper); + +void QQuickItemWrapper::markObjects(QV4::Heap::Base *that, QV4::ExecutionEngine *e) +{ + QObjectWrapper::Data *This = static_cast<QObjectWrapper::Data *>(that); + if (QQuickItem *item = static_cast<QQuickItem*>(This->object())) { + foreach (QQuickItem *child, QQuickItemPrivate::get(item)->childItems) + QV4::QObjectWrapper::markWrapper(child, e); + } + QV4::QObjectWrapper::markObjects(that, e); +} + +quint64 QQuickItemPrivate::_q_createJSWrapper(QV4::ExecutionEngine *engine) +{ + return (engine->memoryManager->allocObject<QQuickItemWrapper>(q_func()))->asReturnedValue(); +} + QT_END_NAMESPACE #include <moc_qquickitem.cpp> |