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| author | Andreas Buhr <andreas.buhr@qt.io> | 2021-10-14 09:47:36 +0200 |
|---|---|---|
| committer | Qt Cherry-pick Bot <cherrypick_bot@qt-project.org> | 2021-10-15 07:36:49 +0000 |
| commit | 432bab96bc3b8b92797fdfc35368869a0e7f6976 (patch) | |
| tree | 1387be14fc21953657687b9dc9c0cff7b566c1b6 | |
| parent | 367ef5cebde581c9da9f78f703d8606237d252c7 (diff) | |
Fix segfault in QItemSelectionModel::hasSelection
Amends 0c2125458a9fdddaf3385b257ba4350da872a1d1.
The code assumed that a QItemSelectionModel always has a model.
But during initialization from QML, it hasn't.
Fixes: QTBUG-97475
Change-Id: Ie9c680f8989a23ef732faaf5da7ef7ae273126aa
Reviewed-by: Mårten Nordheim <marten.nordheim@qt.io>
(cherry picked from commit dbc434dc090df6c475a336cb95e3524150ca7bae)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>
| -rw-r--r-- | src/corelib/itemmodels/qitemselectionmodel.cpp | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/corelib/itemmodels/qitemselectionmodel.cpp b/src/corelib/itemmodels/qitemselectionmodel.cpp index ad24b5c9d8..6e1fbabd9d 100644 --- a/src/corelib/itemmodels/qitemselectionmodel.cpp +++ b/src/corelib/itemmodels/qitemselectionmodel.cpp @@ -1738,8 +1738,11 @@ bool QItemSelectionModel::hasSelection() const // d->ranges here. It sorts itself in executePendingOperations, // thus preventing the sort to happen inside of selectionIsEmpty below. // Sad story, read more in QTBUG-94546 - auto model_p = static_cast<const QAbstractItemModelPrivate *>(QObjectPrivate::get(model())); - model_p->executePendingOperations(); + const QAbstractItemModel *model = QItemSelectionModel::model(); + if (model != nullptr) { + auto model_p = static_cast<const QAbstractItemModelPrivate *>(QObjectPrivate::get(model)); + model_p->executePendingOperations(); + } if (d->currentCommand & (Toggle | Deselect)) { QItemSelection sel = d->ranges; |