public void removeUpdate(DocumentEvent ev) {
changedUpdate(ev);
}
};
this.headerFormatTextField.getDocument().addDocumentListener(documentListener);
FocusListener textFieldFocusListener = new FocusListener() {
public void focusGained(FocusEvent ev) {
ActionMap actionMap = getActionMap();
for (HomePrintableComponent.Variable field : HomePrintableComponent.Variable.values()) {
actionMap.get(field).setEnabled(true);
}