fToggleLinkingAction= new ToggleLinkingAction(this); toolBarManager.add(fToggleLinkingAction);
	private void registerToolbarActions() {				IToolBarManager toolBarManager= getSite().getActionBars().getToolBarManager();		if (toolBarManager != null) {				toolBarManager.add(new ClassOnlyAction());					toolBarManager.add(new LexicalSortingAction());						fMemberFilterActionGroup= new MemberFilterActionGroup(fOutlineViewer, "JavaOutlineViewer"); //$NON-NLS-1$			fMemberFilterActionGroup.contributeToToolBar(toolBarManager);		}	}