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/MainActionGroup.java
exportAction.selectionChanged(selection);
        menu.add(new Separator());
        workspaceGroup.fillContextMenu(menu);
        menu.add(new Separator(IWorkbenchActionConstants.MB_ADDITIONS));
        menu
                .add(new Separator(IWorkbenchActionConstants.MB_ADDITIONS
                        + "-end")); 
        menu.add(new Separator());
        if (selection.size() == 1) {
            propertyDialogAction.selectionChanged(selection);
            menu.add(propertyDialogAction);
        }
    }
    /**
     * Adds the actions in this group and its subgroups to the action bars.
     */
    public void fillActionBars(IActionBars actionBars) {
        actionBars.setGlobalActionHandler(ActionFactory.PROPERTIES.getId(),
                propertyDialogAction);
        actionBars.setGlobalActionHandler(IDEActionFactory.BOOKMARK.getId(),
                addBookmarkAction);
        actionBars.setGlobalActionHandler(IDEActionFactory.ADD_TASK.getId(),
                addTaskAction);
        gotoGroup.fillActionBars(actionBars);
        openGroup.fillActionBars(actionBars);
        refactorGroup.fillActionBars(actionBars);
        workingSetGroup.fillActionBars(actionBars);
        sortAndFilterGroup.fillActionBars(actionBars);
        workspaceGroup.fillActionBars(actionBars);
        IMenuManager menu = actionBars.getMenuManager();