我正在使用ActionBarSherlock,我无法进入从Activity扩展SherlockFragment的类我需要从Activity转移到fragment类这是我的Activity类IntentnotificationIntent=newIntent(context,MessagesFragment.class);Fragment类就像publicclassMessagesFragmentextendsSherlockFragmentimplementsOnItemClickListener{//LayoutparametersdeclarationprivatePullToRe