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-rw-r--r--src/corelib/itemmodels/qsortfilterproxymodel.cpp67
-rw-r--r--tests/auto/corelib/itemmodels/qsortfilterproxymodel/tst_qsortfilterproxymodel.cpp46
2 files changed, 58 insertions, 55 deletions
diff --git a/src/corelib/itemmodels/qsortfilterproxymodel.cpp b/src/corelib/itemmodels/qsortfilterproxymodel.cpp
index 333152138e..226a2401e1 100644
--- a/src/corelib/itemmodels/qsortfilterproxymodel.cpp
+++ b/src/corelib/itemmodels/qsortfilterproxymodel.cpp
@@ -1418,49 +1418,27 @@ void QSortFilterProxyModelPrivate::_q_sourceRowsRemoved(
void QSortFilterProxyModelPrivate::_q_sourceRowsAboutToBeMoved(
const QModelIndex &sourceParent, int /* sourceStart */, int /* sourceEnd */, const QModelIndex &destParent, int /* dest */)
{
- Q_Q(QSortFilterProxyModel);
// Because rows which are contiguous in the source model might not be contiguous
// in the proxy due to sorting, the best thing we can do here is be specific about what
// parents are having their children changed.
// Optimize: Emit move signals if the proxy is not sorted. Will need to account for rows
// being filtered out though.
- saved_persistent_indexes.clear();
-
QList<QPersistentModelIndex> parents;
- parents << q->mapFromSource(sourceParent);
+ parents << sourceParent;
if (sourceParent != destParent)
- parents << q->mapFromSource(destParent);
- emit q->layoutAboutToBeChanged(parents);
- if (persistent.indexes.isEmpty())
- return;
- saved_persistent_indexes = store_persistent_indexes();
+ parents << destParent;
+ _q_sourceLayoutAboutToBeChanged(parents, QAbstractItemModel::NoLayoutChangeHint);
}
void QSortFilterProxyModelPrivate::_q_sourceRowsMoved(
const QModelIndex &sourceParent, int /* sourceStart */, int /* sourceEnd */, const QModelIndex &destParent, int /* dest */)
{
- Q_Q(QSortFilterProxyModel);
-
- // Optimize: We only need to clear and update the persistent indexes which are children of
- // sourceParent or destParent
- qDeleteAll(source_index_mapping);
- source_index_mapping.clear();
-
- update_persistent_indexes(saved_persistent_indexes);
- saved_persistent_indexes.clear();
-
- if (dynamic_sortfilter && update_source_sort_column()) {
- //update_source_sort_column might have created wrong mapping so we have to clear it again
- qDeleteAll(source_index_mapping);
- source_index_mapping.clear();
- }
-
QList<QPersistentModelIndex> parents;
- parents << q->mapFromSource(sourceParent);
+ parents << sourceParent;
if (sourceParent != destParent)
- parents << q->mapFromSource(destParent);
- emit q->layoutChanged(parents);
+ parents << destParent;
+ _q_sourceLayoutChanged(parents, QAbstractItemModel::NoLayoutChangeHint);
}
void QSortFilterProxyModelPrivate::_q_sourceColumnsAboutToBeInserted(
@@ -1522,42 +1500,21 @@ void QSortFilterProxyModelPrivate::_q_sourceColumnsRemoved(
void QSortFilterProxyModelPrivate::_q_sourceColumnsAboutToBeMoved(
const QModelIndex &sourceParent, int /* sourceStart */, int /* sourceEnd */, const QModelIndex &destParent, int /* dest */)
{
- Q_Q(QSortFilterProxyModel);
-
- saved_persistent_indexes.clear();
-
QList<QPersistentModelIndex> parents;
- parents << q->mapFromSource(sourceParent);
+ parents << sourceParent;
if (sourceParent != destParent)
- parents << q->mapFromSource(destParent);
- emit q->layoutAboutToBeChanged(parents);
-
- if (persistent.indexes.isEmpty())
- return;
- saved_persistent_indexes = store_persistent_indexes();
+ parents << destParent;
+ _q_sourceLayoutAboutToBeChanged(parents, QAbstractItemModel::NoLayoutChangeHint);
}
void QSortFilterProxyModelPrivate::_q_sourceColumnsMoved(
const QModelIndex &sourceParent, int /* sourceStart */, int /* sourceEnd */, const QModelIndex &destParent, int /* dest */)
{
- Q_Q(QSortFilterProxyModel);
-
- qDeleteAll(source_index_mapping);
- source_index_mapping.clear();
-
- update_persistent_indexes(saved_persistent_indexes);
- saved_persistent_indexes.clear();
-
- if (dynamic_sortfilter && update_source_sort_column()) {
- qDeleteAll(source_index_mapping);
- source_index_mapping.clear();
- }
-
QList<QPersistentModelIndex> parents;
- parents << q->mapFromSource(sourceParent);
+ parents << sourceParent;
if (sourceParent != destParent)
- parents << q->mapFromSource(destParent);
- emit q->layoutChanged(parents);
+ parents << destParent;
+ _q_sourceLayoutChanged(parents, QAbstractItemModel::NoLayoutChangeHint);
}
/*!
diff --git a/tests/auto/corelib/itemmodels/qsortfilterproxymodel/tst_qsortfilterproxymodel.cpp b/tests/auto/corelib/itemmodels/qsortfilterproxymodel/tst_qsortfilterproxymodel.cpp
index 6b98d9f4a3..7b6c470dc4 100644
--- a/tests/auto/corelib/itemmodels/qsortfilterproxymodel/tst_qsortfilterproxymodel.cpp
+++ b/tests/auto/corelib/itemmodels/qsortfilterproxymodel/tst_qsortfilterproxymodel.cpp
@@ -146,6 +146,7 @@ private slots:
void filterHint();
void sourceLayoutChangeLeavesValidPersistentIndexes();
+ void rowMoveLeavesValidPersistentIndexes();
protected:
void buildHierarchy(const QStringList &data, QAbstractItemModel *model);
@@ -4307,5 +4308,50 @@ void tst_QSortFilterProxyModel::sourceLayoutChangeLeavesValidPersistentIndexes()
QVERIFY(persistentIndex.parent().isValid());
}
+void tst_QSortFilterProxyModel::rowMoveLeavesValidPersistentIndexes()
+{
+ DynamicTreeModel model;
+ Q_SET_OBJECT_NAME(model);
+
+ QList<int> ancestors;
+ for (auto i = 0; i < 5; ++i)
+ {
+ Q_UNUSED(i);
+ ModelInsertCommand insertCommand(&model);
+ insertCommand.setAncestorRowNumbers(ancestors);
+ insertCommand.setStartRow(0);
+ insertCommand.setEndRow(0);
+ insertCommand.doCommand();
+ ancestors.push_back(0);
+ }
+
+ QSortFilterProxyModel proxy1;
+ proxy1.setSourceModel(&model);
+ Q_SET_OBJECT_NAME(proxy1);
+
+ proxy1.setFilterRegExp("1|2");
+
+ auto item5 = model.match(model.index(0, 0), Qt::DisplayRole, "5", 1, Qt::MatchRecursive).first();
+ auto item3 = model.match(model.index(0, 0), Qt::DisplayRole, "3", 1, Qt::MatchRecursive).first();
+
+ Q_ASSERT(item5.isValid());
+ Q_ASSERT(item3.isValid());
+
+ QPersistentModelIndex persistentIndex = proxy1.match(proxy1.index(0, 0), Qt::DisplayRole, "2", 1, Qt::MatchRecursive).first();
+
+ ModelMoveCommand moveCommand(&model, 0);
+ moveCommand.setAncestorRowNumbers(QList<int>{0, 0, 0, 0});
+ moveCommand.setStartRow(0);
+ moveCommand.setEndRow(0);
+ moveCommand.setDestRow(0);
+ moveCommand.setDestAncestors(QList<int>{0, 0, 0});
+ moveCommand.doCommand();
+
+ // Calling parent() causes the internalPointer to be used.
+ // Before fixing QTBUG-47711 (moveRows case), that could be
+ // a dangling pointer.
+ QVERIFY(persistentIndex.parent().isValid());
+}
+
QTEST_MAIN(tst_QSortFilterProxyModel)
#include "tst_qsortfilterproxymodel.moc"
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-07 16:52:58 +0000