diff options
| author | Richard Moe Gustavsen <richard.gustavsen@qt.io> | 2019-09-24 15:29:00 +0200 |
|---|---|---|
| committer | Richard Moe Gustavsen <richard.gustavsen@qt.io> | 2019-12-04 01:34:39 +0100 |
| commit | 8c72e634b3b0eacbfdee883bfc34994d3c19ed77 (patch) | |
| tree | ce566dd9705f0a254bc776cfd9f40a90f56b0916 /src/qmlmodels/qqmldelegatemodel_p_p.h | |
| parent | 4b58d69d56c5876a1b1d71ce6a96b4c6c81a833f (diff) | |
QQmlDelegateModel: implement support for reusing items
Take the shared reuse pool into use, and implement delegate
item recycling in QQmlDelegateModel. The implementation is
more or less a copy of the strategy followed in
QQmlTableInstanceModel.
Change-Id: I80953ec617f586774a240e7c6790b7777e7b64b8
Reviewed-by: Shawn Rutledge <shawn.rutledge@qt.io>
Reviewed-by: Mitch Curtis <mitch.curtis@qt.io>
Diffstat (limited to 'src/qmlmodels/qqmldelegatemodel_p_p.h')
| -rw-r--r-- | src/qmlmodels/qqmldelegatemodel_p_p.h | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/src/qmlmodels/qqmldelegatemodel_p_p.h b/src/qmlmodels/qqmldelegatemodel_p_p.h index 59fc3fc36e..7e9d3dbb18 100644 --- a/src/qmlmodels/qqmldelegatemodel_p_p.h +++ b/src/qmlmodels/qqmldelegatemodel_p_p.h @@ -293,7 +293,7 @@ public: void requestMoreIfNecessary(); QObject *object(Compositor::Group group, int index, QQmlIncubator::IncubationMode incubationMode); - QQmlDelegateModel::ReleaseFlags release(QObject *object); + QQmlDelegateModel::ReleaseFlags release(QObject *object, QQmlInstanceModel::ReusableFlag reusable = QQmlInstanceModel::NotReusable); QVariant variantValue(Compositor::Group group, int index, const QString &name); void emitCreatedPackage(QQDMIncubationTask *incubationTask, QQuickPackage *package); void emitInitPackage(QQDMIncubationTask *incubationTask, QQuickPackage *package); @@ -305,9 +305,13 @@ public: void emitDestroyingItem(QObject *item) { Q_EMIT q_func()->destroyingItem(item); } void addCacheItem(QQmlDelegateModelItem *item, Compositor::iterator it); void removeCacheItem(QQmlDelegateModelItem *cacheItem); - + void destroyCacheItem(QQmlDelegateModelItem *cacheItem); void updateFilterGroup(); + void reuseItem(QQmlDelegateModelItem *item, int newModelIndex, int newGroups); + void drainReusableItemsPool(int maxPoolTime); + QQmlComponent *resolveDelegate(int index); + void addGroups(Compositor::iterator from, int count, Compositor::Group group, int groupFlags); void removeGroups(Compositor::iterator from, int count, Compositor::Group group, int groupFlags); void setGroups(Compositor::iterator from, int count, Compositor::Group group, int groupFlags); @@ -352,6 +356,7 @@ public: QQmlDelegateModelGroupEmitterList m_pendingParts; QList<QQmlDelegateModelItem *> m_cache; + QQmlReusableDelegateModelItemsPool m_reusableItemsPool; QList<QQDMIncubationTask *> m_finishedIncubating; QList<QByteArray> m_watchedRoles; |