1 files changed, 13 insertions, 3 deletions
diff --git a/sigmodr/models/BaseModel.cpp b/sigmodr/models/BaseModel.cpp
index 5ef98e74..f64baf35 100644
--- a/sigmodr/models/BaseModel.cpp
+++ b/sigmodr/models/BaseModel.cpp
@@ -47,7 +47,7 @@ Sigmodr::BaseModel* Sigmodr::BaseModel::parent()
 int Sigmodr::BaseModel::indexNumber() const
 {
     if (m_parent)
-        return m_parent->findChild(this);
+        return m_parent->findChild(const_cast<BaseModel*>(this));
     return -1;
 }
 
@@ -61,7 +61,17 @@ const Sigmod::Object* Sigmodr::BaseModel::object() const
     return m_object;
 }
 
-int Sigmodr::BaseModel::findChild(const BaseModel* /*model*/) const
+void Sigmodr::BaseModel::childRowChanged(const int row)
 {
-    return -1;
+    QList<int> indexes;
+    indexes << indexNumber() << row;
+    emit(rowsChanged(indexes));
 }
+
+void Sigmodr::BaseModel::childRowsChanged(const QList<int>& rows)
+{
+    QList<int> indexes;
+    indexes << indexNumber() << rows;
+    emit(rowsChanged(indexes));
+}
+