fCategoryFilterActionGroup= new CategoryFilterActionGroup(getTreeViewer(), getId(), getInputForCategories());
fCategoryFilterActionGroup.setInput(getInputForCategories());
	protected void fillViewMenu(IMenuManager viewMenu) {		super.fillViewMenu(viewMenu);		viewMenu.add(fShowOnlyMainTypeAction); 		viewMenu.add(new Separator("Sorters")); //$NON-NLS-1$		viewMenu.add(fLexicalSortingAction);		viewMenu.add(fSortByDefiningTypeAction);		fCategoryFilterActionGroup= new CategoryFilterActionGroup(getTreeViewer(), getId(), getInputForCategories());		fCategoryFilterActionGroup.contributeToViewMenu(viewMenu);		}