@Override
public void dispose() {
if (fViewer != null) {
getViewSite().getPage().removePostSelectionListener(this);
getViewSite().getPage().removePartListener(fPartListener);
fViewer = null;
}
if (fActionGroups != null) {
fActionGroups.dispose();
fActionGroups = null;
}
if (fWorkingSetFilterActionGroup != null) {
fWorkingSetFilterActionGroup.dispose();
fWorkingSetFilterActionGroup = null;
}
super.dispose();
}
