117d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen/* 283e315244929ac174e0d87b93ad991b873df8910RoboErik * Copyright (C) 2014 The Android Open Source Project 317d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen * 417d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen * Licensed under the Apache License, Version 2.0 (the "License"); 517d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen * you may not use this file except in compliance with the License. 617d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen * You may obtain a copy of the License at 717d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen * 817d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen * http://www.apache.org/licenses/LICENSE-2.0 917d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen * 1017d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen * Unless required by applicable law or agreed to in writing, software 1117d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen * distributed under the License is distributed on an "AS IS" BASIS, 1217d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1317d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen * See the License for the specific language governing permissions and 1417d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen * limitations under the License. 1517d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen */ 1617d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen 1717d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chenpackage com.example.android.musicbrowserdemo; 1817d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen 1917d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chenimport android.support.v4.app.FragmentActivity; 2017d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chenimport android.support.v4.app.FragmentManager; 2117d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen 2217d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chenimport android.os.Bundle; 2317d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chenimport android.util.Log; 2417d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chenimport android.view.View; 2517d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chenimport android.widget.ArrayAdapter; 2617d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chenimport android.widget.ListView; 2717d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen 2817d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen/** 2917d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen * Main activity class. 3017d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen */ 3117d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chenpublic class MainActivity extends FragmentActivity { 3217d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen 3317d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen private static final String BROWSER_FRAGMENT_TAG = "browser"; 3417d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen 3517d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen @Override 3617d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen protected void onCreate(Bundle icicle) { 3717d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen super.onCreate(icicle); 3817d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen 3917d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen Log.d("MainActivity", "-------------------------------------------------------"); 4017d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen 4117d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen // If we are starting afresh, start at the app list. 4217d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen final FragmentManager fm = getSupportFragmentManager(); 4317d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen if (fm.findFragmentById(android.R.id.content) == null) { 4417d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen fm.beginTransaction().add(android.R.id.content, new AppListFragment()).commit(); 4517d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen } 4617d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen } 4717d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen} 4817d47989ee53c9e54f250d29a343ba949edf0ff9Yao Chen 49