Bug 329186 'Close All' context menu action can cause parts to be rendered
The 'Close All' action merely unrenders the part in order so as the selection changes from one item to another, it may cause parts to become activated inadvertently.
bundles/org.eclipse.e4.ui.workbench.renderers.swt/src/org/eclipse/e4/ui/workbench/renderers/swt/StackRenderer.java
};
		eventBroker.subscribe(UIEvents.buildTopic(UIEvents.UILabel.TOPIC),
				itemUpdater);
		dirtyUpdater = new EventHandler() {
			public void handleEvent(Event event) {
				Object objElement = event
						.getProperty(UIEvents.EventTags.ELEMENT);
				
				if (!(objElement instanceof MPart)) {
					return;
				}
				
				MPart part = (MPart) objElement;
				String attName = (String) event
						.getProperty(UIEvents.EventTags.ATTNAME);
				Object newValue = event
						.getProperty(UIEvents.EventTags.NEW_VALUE);
				
				MElementContainer<MUIElement> parent = part.getParent();
				if (parent != null
						&& parent.getRenderer() == StackRenderer.this) {
					CTabItem cti = findItemForPart(part, parent);
					if (cti != null) {
						updateTab(cti, part, attName, newValue);
					}
					return;
				}
				
				
				List<MPlaceholder> refs = ElementReferenceRenderer