Bug 127746 [build path] Build Path action "no actions available" should be disabled
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/wizards/buildpaths/newsourcepage/GenerateBuildPathActionGroup.java
* 
     * @since 3.1
     */
    public static final String GROUP_BUILDPATH= "buildpathGroup";  
    
    /**
     * Pop-up menu: id of the filter (include / exclude) group of the build path sub menu (value
     * <code>filterGroup</code>).
     * 
     * @since 3.1
     */
    public static final String GROUP_FILTER= "filterGroup";  
    
    /**
     * Pop-up menu: id of the customize (filters / output folder) group of the build path sub menu (value
     * <code>customizeGroup</code>).
     * 
     * @since 3.1
     */
    public static final String GROUP_CUSTOMIZE= "customizeGroup";  
    
	private static class NoActionAvailable extends Action {
		public NoActionAvailable() {
			setEnabled(true);
			setText(NewWizardMessages.GenerateBuildPathActionGroup_no_action_available); 
		}
	}
	private Action fNoActionAvailable= new NoActionAvailable();
	   
    private static abstract class OpenBuildPathWizardAction extends AbstractOpenWizardAction implements ISelectionChangedListener {