this.displayColumn(name);
TableColumnExt tc = (TableColumnExt) getTable().getColumn(name);
tc.setTitle(newName);
tc.setIdentifier(newName);
TaskContainmentHierarchyFacade tchf = Mediator
.getGanttProjectSingleton().getTaskManager().getTaskHierarchy();
tchf.getRootTask().getCustomValues().renameCustomColumn(name, newName);
renameCustomColumnForAllNestedTask(tchf, tchf.getRootTask(), name,
newName);
ttModel.renameCustomColumn(name, newName);
// newBB
Iterator it = mapTableColumnColumnKeeper.keySet().iterator();