fSubjectControl.removeKeyListener(this);
}
IInformationControl fInformationControlToClose= getCurrentInformationControl2();
if (fInformationControlToClose != null)
fInformationControlToClose.removeFocusListener(this);
if (fDisplay != null && !fDisplay.isDisposed()) {
fDisplay.removeFilter(SWT.MouseMove, this);
fDisplay.removeFilter(SWT.FocusOut, this);
}