Java tutorial
/* * Copyright (C) 2015 Zhang Rui <bbcallen@gmail.com> * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package cn.jarlen.mediaplayer.sample.activities; import android.content.Context; import android.content.Intent; import android.os.Bundle; import android.support.v4.app.Fragment; import android.support.v4.app.FragmentTransaction; import android.view.Menu; import android.view.MenuItem; import cn.jarlen.mediaplayer.sample.R; import cn.jarlen.mediaplayer.sample.application.AppActivity; import cn.jarlen.mediaplayer.sample.fragments.RecentMediaListFragment; public class RecentMediaActivity extends AppActivity { public static Intent newIntent(Context context) { Intent intent = new Intent(context, RecentMediaActivity.class); return intent; } public static void intentTo(Context context) { context.startActivity(newIntent(context)); } @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); Fragment newFragment = RecentMediaListFragment.newInstance(); FragmentTransaction transaction = getSupportFragmentManager().beginTransaction(); transaction.replace(R.id.body, newFragment); transaction.commit(); } @Override public boolean onPrepareOptionsMenu(Menu menu) { boolean show = super.onPrepareOptionsMenu(menu); if (!show) return show; MenuItem item = menu.findItem(R.id.action_recent); if (item != null) item.setVisible(false); return true; } }