Index: sources/view/hd/alarm/VAlarmInstructionsModel.cpp
===================================================================
diff -u -r71918fbc2b8b5c01cb0a348ffd3b83adbca79c9b -rb45c898bb2fef51abb9460a1306f07eaa8dcbab0
--- sources/view/hd/alarm/VAlarmInstructionsModel.cpp	(.../VAlarmInstructionsModel.cpp)	(revision 71918fbc2b8b5c01cb0a348ffd3b83adbca79c9b)
+++ sources/view/hd/alarm/VAlarmInstructionsModel.cpp	(.../VAlarmInstructionsModel.cpp)	(revision b45c898bb2fef51abb9460a1306f07eaa8dcbab0)
@@ -13,6 +13,10 @@
  */
 QHash<int, QByteArray> View::VAlarmInstructionsModel::roleNames() const
 {
+    QHash<int, QByteArray> _dataRoles {
+                                      { eRole_Instruction              , "instruction"    },
+                                      { eRole_Image                    , "image"          },
+                                      };
     return _dataRoles;
 }
 
@@ -96,13 +100,18 @@
 }
 
 /*!
- *  \brief      Appends a row of data to the end of the model.
- *  \param[in]  data        The data to append.
+ *  \brief      Assignment operator
+ *  \return     A reference to this object.
  */
-void View::VAlarmInstructionsModel::appendData(const QHash<int, QVariant> &vData)
+VAlarmInstructionsModel& View::VAlarmInstructionsModel::operator = (const QList<QHash<int, QVariant>> &src)
 {
-    int index = qBound(rowCount(), 0, rowCount());
-    beginInsertRows(QModelIndex(), index, index);
-    _data.insert(rowCount(), vData);
-    endInsertRows();
+    clear();
+
+    if (_data != src)
+    {
+        beginInsertRows(QModelIndex(), 0, src.count() - 1);
+        _data = src;
+        endInsertRows();
+    }
+    return *this;
 }