diff --git a/src/org/hwo/models/TableMapper/ColumnResizePolicy.java b/src/org/hwo/models/TableMapper/ColumnResizePolicy.java
new file mode 100644
index 0000000..f171961
--- /dev/null
+++ b/src/org/hwo/models/TableMapper/ColumnResizePolicy.java
@@ -0,0 +1,9 @@
+package org.hwo.models.TableMapper;
+
+public enum ColumnResizePolicy {
+	
+	FILL_LINEAR,		// totalwidth < viewport : w = w * (totalwidth / viewport.width)
+	FILL_LAST_COLUMN,	// totalwidth < viewport : last volumns width is expanded
+	
+
+}
diff --git a/src/org/hwo/models/TableMapper/TableMapper.java b/src/org/hwo/models/TableMapper/TableMapper.java
index b982ffb..629ced9 100644
--- a/src/org/hwo/models/TableMapper/TableMapper.java
+++ b/src/org/hwo/models/TableMapper/TableMapper.java
@@ -396,11 +396,14 @@ public class TableMapper extends AbstractTableModel
 			}
 		};
 		
+		jTable.addMouseListener(mouseAdapter);
+		
 		if (InteractiveObjectHelper.isInteractiveObject(editorObjectClass))
 			setEditorEnabled(true);
 		if (ObjectEditorUIHelper.isEditable(editorObjectClass))
 			setEditorEnabled(true);
 		
+		initializeJTable();
 	}
 	
 	private void initializeMapper()
@@ -437,7 +440,6 @@ public class TableMapper extends AbstractTableModel
 			this.jTable.setRowSorter(new TableRowSorter<TableMapper>(this));
 		} else {
 			this.jTable.setRowSorter(null);
-			
 		}
 	}
 	
@@ -543,7 +545,10 @@ public class TableMapper extends AbstractTableModel
 	
 	public void openEditor()
 	{
-		System.err.println("TableMapper.openEditor()");
+		if (!isEditorEnabled())
+			return;
+		
+		log(DEBUG,"TableMapper.openEditor()");
 		for (TableMapperListener listener: this.tableMapperListeners){
 			if (listener.editorRequest(this, getSelectedRow())){
 				fireTableRowsUpdated(jTable.getSelectedRow(), jTable.getSelectedRow());
@@ -772,11 +777,6 @@ public class TableMapper extends AbstractTableModel
 			int ind = this.p_rows.indexOf(before);
 			this.p_rows.add(ind, row);
 
-			if (TableMapperValue.class.isInstance(row)){
-				TableMapperValue tmv = (TableMapperValue)row;
-				tmv.unassignTableMapper(this);
-			}
-
 			fireTableRowsInserted(ind, ind);
 		} else {
 			this.p_rows.add(row);