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-rw-r--r--src/gui/itemviews/qsortfilterproxymodel.cpp9
-rw-r--r--tests/auto/qsortfilterproxymodel/tst_qsortfilterproxymodel.cpp18
2 files changed, 27 insertions, 0 deletions
diff --git a/src/gui/itemviews/qsortfilterproxymodel.cpp b/src/gui/itemviews/qsortfilterproxymodel.cpp
index 91431c4e5b..43feda84b2 100644
--- a/src/gui/itemviews/qsortfilterproxymodel.cpp
+++ b/src/gui/itemviews/qsortfilterproxymodel.cpp
@@ -144,6 +144,7 @@ public:
const QModelIndex &proxy_index) const
{
Q_ASSERT(proxy_index.isValid());
+ Q_ASSERT(proxy_index.model() == q_func());
const void *p = proxy_index.internalPointer();
Q_ASSERT(p);
QMap<QModelIndex, Mapping *>::const_iterator it =
@@ -311,6 +312,10 @@ QModelIndex QSortFilterProxyModelPrivate::proxy_to_source(const QModelIndex &pro
{
if (!proxy_index.isValid())
return QModelIndex(); // for now; we may want to be able to set a root index later
+ if (proxy_index.model() != q_func()) {
+ qWarning() << "QSortFilterProxyModel: index from wrong model passed to mapToSource";
+ return QModelIndex();
+ }
IndexMap::const_iterator it = index_to_iterator(proxy_index);
Mapping *m = it.value();
if ((proxy_index.row() >= m->source_rows.size()) || (proxy_index.column() >= m->source_columns.size()))
@@ -324,6 +329,10 @@ QModelIndex QSortFilterProxyModelPrivate::source_to_proxy(const QModelIndex &sou
{
if (!source_index.isValid())
return QModelIndex(); // for now; we may want to be able to set a root index later
+ if (source_index.model() != model) {
+ qWarning() << "QSortFilterProxyModel: index from wrong model passed to mapFromSource";
+ return QModelIndex();
+ }
QModelIndex source_parent = source_index.parent();
IndexMap::const_iterator it = create_mapping(source_parent);
Mapping *m = it.value();
diff --git a/tests/auto/qsortfilterproxymodel/tst_qsortfilterproxymodel.cpp b/tests/auto/qsortfilterproxymodel/tst_qsortfilterproxymodel.cpp
index 18aa5fca1a..bd66fdf008 100644
--- a/tests/auto/qsortfilterproxymodel/tst_qsortfilterproxymodel.cpp
+++ b/tests/auto/qsortfilterproxymodel/tst_qsortfilterproxymodel.cpp
@@ -133,6 +133,7 @@ private slots:
void task248868_dynamicSorting();
void task250023_fetchMore();
void task251296_hiddenChildren();
+ void task252507_mapFromToSource();
protected:
void buildHierarchy(const QStringList &data, QAbstractItemModel *model);
@@ -2612,6 +2613,7 @@ class QtTestModel: public QAbstractItemModel
return fetched.contains(parent) ? rows : 0;
}
int columnCount(const QModelIndex& parent = QModelIndex()) const {
+ Q_UNUSED(parent);
return cols;
}
@@ -2717,6 +2719,22 @@ void tst_QSortFilterProxyModel::task251296_hiddenChildren()
QCOMPARE(proxy.data(indexC).toString(), QString::fromLatin1("C VISIBLE"));
}
+void tst_QSortFilterProxyModel::task252507_mapFromToSource()
+{
+ QtTestModel source(10,10);
+ source.fetchMore(QModelIndex());
+ QSortFilterProxyModel proxy;
+ proxy.setSourceModel(&source);
+ QCOMPARE(proxy.mapFromSource(source.index(5, 4)), proxy.index(5, 4));
+ QCOMPARE(proxy.mapToSource(proxy.index(3, 2)), source.index(3, 2));
+ QCOMPARE(proxy.mapFromSource(QModelIndex()), QModelIndex());
+ QCOMPARE(proxy.mapToSource(QModelIndex()), QModelIndex());
+
+ QTest::ignoreMessage(QtWarningMsg, "QSortFilterProxyModel: index from wrong model passed to mapToSource ");
+ QCOMPARE(proxy.mapToSource(source.index(2, 3)), QModelIndex());
+ QTest::ignoreMessage(QtWarningMsg, "QSortFilterProxyModel: index from wrong model passed to mapFromSource ");
+ QCOMPARE(proxy.mapFromSource(proxy.index(6, 2)), QModelIndex());
+}
QTEST_MAIN(tst_QSortFilterProxyModel)
#include "tst_qsortfilterproxymodel.moc"