Fix VisualDataModel model update handling when rootIndex is specified.

Task-number: QTBUG-13038

1 files changed, 9 insertions, 6 deletions

diff --git a/src/declarative/graphicsitems/qdeclarativevisualitemmodel.cpp b/src/declarative/graphicsitems/qdeclarativevisualitemmodel.cpp
index b4e8bda..a46ee73 100644
--- a/src/declarative/graphicsitems/qdeclarativevisualitemmodel.cpp
+++ b/src/declarative/graphicsitems/qdeclarativevisualitemmodel.cpp
@@ -1305,24 +1305,27 @@ void QDeclarativeVisualDataModel::_q_itemsMoved(int from, int to, int count)
 
 void QDeclarativeVisualDataModel::_q_rowsInserted(const QModelIndex &parent, int begin, int end)
 {
-    if (!parent.isValid())
+    Q_D(QDeclarativeVisualDataModel);
+    if (parent == d->m_root)
         _q_itemsInserted(begin, end - begin + 1);
 }
 
 void QDeclarativeVisualDataModel::_q_rowsRemoved(const QModelIndex &parent, int begin, int end)
 {
-    if (!parent.isValid())
+    Q_D(QDeclarativeVisualDataModel);
+    if (parent == d->m_root)
         _q_itemsRemoved(begin, end - begin + 1);
 }
 
 void QDeclarativeVisualDataModel::_q_rowsMoved(const QModelIndex &sourceParent, int sourceStart, int sourceEnd, const QModelIndex &destinationParent, int destinationRow)
 {
+    Q_D(QDeclarativeVisualDataModel);
     const int count = sourceEnd - sourceStart + 1;
-    if (!destinationParent.isValid() && !sourceParent.isValid()) {
+    if (destinationParent == d->m_root && sourceParent == d->m_root) {
         _q_itemsMoved(sourceStart, destinationRow, count);
-    } else if (!sourceParent.isValid()) {
+    } else if (sourceParent == d->m_root) {
         _q_itemsRemoved(sourceStart, count);
-    } else if (!destinationParent.isValid()) {
+    } else if (destinationParent == d->m_root) {
         _q_itemsInserted(destinationRow, count);
     }
 }
@@ -1330,7 +1333,7 @@ void QDeclarativeVisualDataModel::_q_rowsMoved(const QModelIndex &sourceParent,
 void QDeclarativeVisualDataModel::_q_dataChanged(const QModelIndex &begin, const QModelIndex &end)
 {
     Q_D(QDeclarativeVisualDataModel);
-    if (!begin.parent().isValid())
+    if (begin.parent() == d->m_root)
         _q_itemsChanged(begin.row(), end.row() - begin.row() + 1, d->m_roles);
 }