diff options
Diffstat (limited to 'src/gui/itemviews/qabstractproxymodel.cpp')
| -rw-r--r-- | src/gui/itemviews/qabstractproxymodel.cpp | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/src/gui/itemviews/qabstractproxymodel.cpp b/src/gui/itemviews/qabstractproxymodel.cpp index 51dfa7a..12c4c7b 100644 --- a/src/gui/itemviews/qabstractproxymodel.cpp +++ b/src/gui/itemviews/qabstractproxymodel.cpp @@ -121,12 +121,15 @@ QAbstractProxyModel::~QAbstractProxyModel() void QAbstractProxyModel::setSourceModel(QAbstractItemModel *sourceModel) { Q_D(QAbstractProxyModel); - if (d->model) + if (d->model) { disconnect(d->model, SIGNAL(destroyed()), this, SLOT(_q_sourceModelDestroyed())); + disconnect(d->model, SIGNAL(modelReset()), this, SLOT(resetInternalData())); + } if (sourceModel) { d->model = sourceModel; connect(d->model, SIGNAL(destroyed()), this, SLOT(_q_sourceModelDestroyed())); + connect(d->model, SIGNAL(modelReset()), this, SLOT(resetInternalData())); } else { d->model = QAbstractItemModelPrivate::staticEmptyModel(); } @@ -380,6 +383,25 @@ Qt::DropActions QAbstractProxyModel::supportedDropActions() const return d->model->supportedDropActions(); } +/* + \since 4.8 + + This slot is called just after the internal data of a model is cleared + while it is being reset. + + This slot is provided the convenience of subclasses of concrete proxy + models, such as subclasses of QSortFilterProxyModel which maintain extra + data. + + \snippet doc/src/snippets/code/src_corelib_kernel_qabstractitemmodel.cpp 10 + + \sa modelAboutToBeReset(), modelReset() +*/ +void QAbstractProxyModel::resetInternalData() +{ + +} + QT_END_NAMESPACE #include "moc_qabstractproxymodel.cpp" |