Bug 279452 [Compatibility] Parameterized command mechanism support
Parameterized commands like showView need to be able to access their parameters (like the view ID) PW
bundles/org.eclipse.e4.ui.workbench.renderers.swt/src/org/eclipse/e4/workbench/ui/renderers/swt/HandledContributionItem.java
/**
	 * item refresh time in milliseconds.
	 */
	private static final int VISIBLE_ITEM_REFRESH = 2000;
	private MHandledItem model;
	private Widget widget;
	private Listener menuItemListener;
	private IEclipseContext context;
	private LocalResourceManager localResourceManager;
	private AdapterImpl modelListener;
	public HandledContributionItem(MHandledItem model, IEclipseContext context) {
		this.model = model;
		this.context = context;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see
	 * org.eclipse.jface.action.ContributionItem#fill(org.eclipse.swt.widgets