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
if (cti != null) {
			cti.setControl(null);
			cti.dispose();
		}
		
		if (parentElement.getSelectedElement() == child) {
			if (ctf.getTopRight() != null) {
				Control curTB = ctf.getTopRight();
				ctf.setTopRight(null);
				if (!curTB.isDisposed()) {
					MUIElement tbME = (MUIElement) curTB
							.getData(AbstractPartRenderer.OWNING_ME);
					if (tbME instanceof MRenderedToolBar)
						renderer.removeGui(tbME);
					else
						curTB.dispose();
				}
			}
		}
	}
	@Override
	public void hookControllerLogic(final MUIElement me) {
		super.hookControllerLogic(me);
		if (!(me instanceof MElementContainer<?>))
			return;
		final MElementContainer<MUIElement> stack = (MElementContainer<MUIElement>) me;
		
		final CTabFolder ctf = (CTabFolder) me.getWidget();
		ctf.addSelectionListener(new SelectionListener() {
			public void widgetDefaultSelected(SelectionEvent e) {