/** Adds a help capability to the application. */
public static void addHelp(final MenuManager manager) {
final String name = "help";
final String desc = "Provides textual help to the application user.";
ActionBase help =
new ActionBase(name, desc, true) {
@Override
public void internal_invoke(Object param) {
System.out.println("Help called with " + param);
System.out.println("System commands:");
String[] commands = manager.commands("");
String display = String.join(", ", commands);
System.out.println(display);
System.out.println("Current Menu Commands:");
String prefix = manager.activeMenuPrefix();
commands = manager.commands(prefix);
display = String.join(", ", commands);
System.out.println(display);
}
};
manager.addHiddenAction(help.name(), help);
}
