Bug 184877 [CommonNavigator] No F1 help for Project Explorer view
Build: I20070501-0010 1) Open the Project Explorer view 2) Hit F1 -> There is no help available for this view.
bundles/org.eclipse.ui.navigator/src/org/eclipse/ui/navigator/CommonNavigator.java
*          		name=&quot;My Custom View&quot;
 *          		icon=&quot;relative/path/to/icon.gif&quot;
 *          		category=&quot;org.acme.mycategory&quot;
 *          		class=&quot;org.eclipse.ui.navigator.CommonNavigator&quot;
 *          		id=&quot;org.acme.MyCustomNavigatorID&quot;&gt;
 *          	&lt;/view&gt;
 *          &lt;/extension&gt; 
 *    
 * </pre>
 * 
 * </p> 
 * Clients that wish to extend the view menu provided via the
 * <b>org.eclipse.ui.popupMenu</b>s extension may specify the the <i>popupMenuId</i>
 * specified by <b>org.eclipse.ui.navigator.viewer</b> (or a nested <b>popupMenu</b> element) of their target viewer
 * as their target menu id.
 * 
 * <p>
 * This class may be instantiated; it is not intended to be subclassed.
 * </p>
 *  
 * @since 3.2
 */
public class CommonNavigator extends ViewPart implements ISetSelectionTarget, ISaveablePart, ISaveablesSource, IShowInTarget {
 
	/**
	 * 
	 */
	private static final Class INAVIGATOR_CONTENT_SERVICE = INavigatorContentService.class;
	private static final Class COMMON_VIEWER_CLASS = CommonViewer.class;
	private static final Class ISHOW_IN_TARGET_CLASS = IShowInTarget.class;