Bug 325722 'Close'-related context menu actions should show up for all stacks and apply to all items
See bug title ;)
bundles/org.eclipse.e4.ui.workbench.renderers.swt/src/org/eclipse/e4/ui/workbench/renderers/swt/StackRenderer.java
eventBroker.unsubscribe(dirtyUpdater);
	}
	private String getLabel(MUILabel itemPart, String newName) {
		if (newName == null) {
			newName = ""; 
		}
		if (itemPart instanceof MDirtyable && ((MDirtyable) itemPart).isDirty()) {
			newName = '*' + newName;
		}
		return newName;
	}
	public Object createWidget(MUIElement element, Object parent) {
		if (!(element instanceof MPartStack) || !(parent instanceof Composite))
			return null;
		Composite parentComposite = (Composite) parent;
		
		if (element.getElementId() == null
				|| element.getElementId().length() == 0) {
			String generatedId = "PartStack@" + Integer.toHexString(element.hashCode()); 
			element.setElementId(generatedId);
		}
		
		int styleModifier = 0; 
		final CTabFolder ctf = new CTabFolder(parentComposite, SWT.BORDER
				| styleModifier);
		bindWidget(element, ctf); 
		return ctf;
	}
	protected void createTab(MElementContainer<MUIElement> stack,
			MUIElement element) {