diff options
author | Ulf Hermann <ulf.hermann@qt.io> | 2021-04-08 13:50:46 +0200 |
---|---|---|
committer | Qt Cherry-pick Bot <cherrypick_bot@qt-project.org> | 2021-04-09 09:05:00 +0000 |
commit | 81c2da0c7ccc361e3cc2206d30aaeb55065a5352 (patch) | |
tree | b200431f91b8507d83d59a67cf5018dd4f390828 /src | |
parent | 06b332fe74cd2dc6ae424edc84f06ea38d5b898e (diff) |
Do not auto-clean components with live inline components
The inline components do not hold a strong reference to their outer type
because that would be a reference cycle.
Fixes: QTBUG-92236
Change-Id: I6d76a114352653210f0ece6c198cf761d3b4eda1
Reviewed-by: Fabian Kosmale <fabian.kosmale@qt.io>
(cherry picked from commit d0d4cc528ba9e3c39c15a2292066dac1d457abd5)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>
Diffstat (limited to 'src')
-rw-r--r-- | src/qml/qml/qqmlmetatype.cpp | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/src/qml/qml/qqmlmetatype.cpp b/src/qml/qml/qqmlmetatype.cpp index 16aafac6d1..f74bec6003 100644 --- a/src/qml/qml/qqmlmetatype.cpp +++ b/src/qml/qml/qqmlmetatype.cpp @@ -1405,6 +1405,16 @@ void QQmlMetaType::unregisterType(int typeIndex) } } +static bool hasActiveInlineComponents(const QQmlTypePrivate *d) +{ + for (const QQmlType &ic : qAsConst(d->objectIdToICType)) { + const QQmlTypePrivate *icPriv = ic.priv(); + if (icPriv && icPriv->count() > 1) + return true; + } + return false; +} + void QQmlMetaType::freeUnusedTypesAndCaches() { QQmlMetaTypeDataPtr data; @@ -1419,7 +1429,7 @@ void QQmlMetaType::freeUnusedTypesAndCaches() QList<QQmlType>::Iterator it = data->types.begin(); while (it != data->types.end()) { const QQmlTypePrivate *d = (*it).priv(); - if (d && d->count() == 1) { + if (d && d->count() == 1 && !hasActiveInlineComponents(d)) { deletedAtLeastOneType = true; removeQQmlTypePrivate(data->idToType, d); |