Bug 94456 [Undo] - Resource Navigator not showing workspace undo actions
The Resource Navigator is not showing the workspace undo actions. Package Explorer is correctly working. Need to look at the difference in the way the action handlers are set up.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/views/navigator/ResourceNavigator.java
*/
    private static final String STORE_SORT_TYPE = "ResourceViewer.STORE_SORT_TYPE"; 
    /** 
     * Settings constant for working set (value <code>ResourceWorkingSetFilter.STORE_WORKING_SET</code>).
     */
    private static final String STORE_WORKING_SET = "ResourceWorkingSetFilter.STORE_WORKING_SET"; 
    /**
     * @deprecated No longer used but preserved to avoid an api change.
     */
    public static final String NAVIGATOR_VIEW_HELP_ID = INavigatorHelpContextIds.RESOURCE_VIEW;
    /**
     * True iff we've already scheduled an asynchronous call to linkToEditor
     */
    private boolean linkScheduled = false;
    
    
    private static final String TAG_SORTER = "sorter"; 
    private static final String TAG_FILTERS = "filters"; 
    private static final String TAG_FILTER = "filter"; 
    private static final String TAG_SELECTION = "selection"; 
    private static final String TAG_EXPANDED = "expanded"; 
    private static final String TAG_ELEMENT = "element"; 
    private static final String TAG_IS_ENABLED = "isEnabled"; 
    private static final String TAG_PATH = "path"; 
    private static final String TAG_CURRENT_FRAME = "currentFrame"; 
    private IPartListener partListener = new IPartListener() {
        public void partActivated(IWorkbenchPart part) {
            if (part instanceof IEditorPart)
                editorActivated((IEditorPart) part);
        }