protected void refreshEditPolicies() {
super.refreshEditPolicies();
// install direct text edit policy for "header" property
{
Property headerProperty = m_column.getHeaderProperty();
DirectTextPropertyEditPolicy policy;
if (headerProperty != null) {
policy = new DirectTextPropertyEditPolicy(m_column, headerProperty);
} else {
policy = null;
}
installEditPolicy(DirectTextPropertyEditPolicy.KEY, policy);
}