android - Input for onPrepareOptionsMenu -

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i'm trying make app disables user going menu. know have override onprepareoptionsmenu(menu menu) have put input menu if want use function in different function? don't quite understand menu object , how many types has.

do this:

private menu moptionsmenu;  @override public boolean oncreateoptionsmenu(final menu menu) {     moptionsmenu = menu     ... }  private void updateoptionsmenu() {     if (moptionsmenu != null) {         onprepareoptionsmenu(moptionsmenu);     } }

and call updateoptionsmenu() function want


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