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
}
        saveLinkingEnabled(memento);
    }
    /**
     * Saves the linking enabled state.
     */
    private void saveLinkingEnabled(IMemento memento) {
        memento.putInteger(
                IWorkbenchPreferenceConstants.LINK_NAVIGATOR_TO_EDITOR,
                linkingEnabled ? 1 : 0);
    }
    /**
     * Selects and reveals the specified elements.
     */
    public void selectReveal(ISelection selection) {
        StructuredSelection ssel = convertSelection(selection);
        if (!ssel.isEmpty()) {
            getViewer().getControl().setRedraw(false);
            getViewer().setSelection(ssel, true);
            getViewer().getControl().setRedraw(true);
        }
    }
    /**
     * Saves the filters defined as strings in <code>patterns</code> 
     * in the preference store.
     */
    public void setFiltersPreference(String[] patterns) {
        StringBuffer sb = new StringBuffer();
        for (int i = 0; i < patterns.length; i++) {
            if (i != 0)