diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/corelib/itemmodels/qsortfilterproxymodel.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/corelib/itemmodels/qsortfilterproxymodel.cpp b/src/corelib/itemmodels/qsortfilterproxymodel.cpp index fad980f568..b4ba1a2823 100644 --- a/src/corelib/itemmodels/qsortfilterproxymodel.cpp +++ b/src/corelib/itemmodels/qsortfilterproxymodel.cpp @@ -1857,6 +1857,9 @@ void QSortFilterProxyModel::setSourceModel(QAbstractItemModel *sourceModel) { Q_D(QSortFilterProxyModel); + if (sourceModel == d->model) + return; + beginResetModel(); disconnect(d->model, SIGNAL(dataChanged(QModelIndex,QModelIndex,QVector<int>)), @@ -1910,6 +1913,7 @@ void QSortFilterProxyModel::setSourceModel(QAbstractItemModel *sourceModel) disconnect(d->model, SIGNAL(modelAboutToBeReset()), this, SLOT(_q_sourceAboutToBeReset())); disconnect(d->model, SIGNAL(modelReset()), this, SLOT(_q_sourceReset())); + d->_q_sourceModelDestroyed(); QAbstractProxyModel::setSourceModel(sourceModel); connect(d->model, SIGNAL(dataChanged(QModelIndex,QModelIndex,QVector<int>)), @@ -1963,7 +1967,6 @@ void QSortFilterProxyModel::setSourceModel(QAbstractItemModel *sourceModel) connect(d->model, SIGNAL(modelAboutToBeReset()), this, SLOT(_q_sourceAboutToBeReset())); connect(d->model, SIGNAL(modelReset()), this, SLOT(_q_sourceReset())); - d->_q_clearMapping(); endResetModel(); if (d->update_source_sort_column() && d->dynamic_sortfilter) d->sort(); |