public void addModifyListener (ModifyListener listener) {;
public void addModifyListener (ModifyListener listener) {
public void addModifyListener (ModifyListener listener) {;	checkWidget();	if (listener == null) SWT.error (SWT.ERROR_NULL_ARGUMENT);	TypedListener typedListener = new TypedListener (listener);	addListener (SWT.Modify, typedListener);}