1/* 2* Copyright 2013 The Android Open Source Project 3* 4* Licensed under the Apache License, Version 2.0 (the "License"); 5* you may not use this file except in compliance with the License. 6* You may obtain a copy of the License at 7* 8* http://www.apache.org/licenses/LICENSE-2.0 9* 10* Unless required by applicable law or agreed to in writing, software 11* distributed under the License is distributed on an "AS IS" BASIS, 12* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13* See the License for the specific language governing permissions and 14* limitations under the License. 15*/ 16 17package com.example.android.basicimmersivemode; 18 19import android.graphics.Color; 20import android.os.Bundle; 21import android.support.v4.app.FragmentTransaction; 22import android.view.Menu; 23 24import com.example.android.common.activities.SampleActivityBase; 25import com.example.android.common.logger.Log; 26import com.example.android.common.logger.LogFragment; 27import com.example.android.common.logger.LogWrapper; 28import com.example.android.common.logger.MessageOnlyLogFilter; 29 30/** 31 * A simple launcher activity containing a summary sample description 32 * and a few action bar buttons. 33 */ 34public class MainActivity extends SampleActivityBase { 35 36 public static final String TAG = "MainActivity"; 37 38 public static final String FRAGTAG = "BasicImmersiveModeFragment"; 39 40 @Override 41 protected void onCreate(Bundle savedInstanceState) { 42 super.onCreate(savedInstanceState); 43 setContentView(R.layout.activity_main); 44 45 if (getSupportFragmentManager().findFragmentByTag(FRAGTAG) == null ) { 46 FragmentTransaction transaction = getSupportFragmentManager().beginTransaction(); 47 BasicImmersiveModeFragment fragment = new BasicImmersiveModeFragment(); 48 transaction.add(fragment, FRAGTAG); 49 transaction.commit(); 50 } 51 } 52 53 @Override 54 public boolean onCreateOptionsMenu(Menu menu) { 55 getMenuInflater().inflate(R.menu.main, menu); 56 return true; 57 } 58 59 /** Create a chain of targets that will receive log data */ 60 @Override 61 public void initializeLogging() { 62 // Wraps Android's native log framework. 63 LogWrapper logWrapper = new LogWrapper(); 64 // Using Log, front-end to the logging chain, emulates android.util.log method signatures. 65 Log.setLogNode(logWrapper); 66 67 // Filter strips out everything except the message text. 68 MessageOnlyLogFilter msgFilter = new MessageOnlyLogFilter(); 69 logWrapper.setNext(msgFilter); 70 71 // On screen logging via a fragment with a TextView. 72 LogFragment logFragment = (LogFragment) getSupportFragmentManager() 73 .findFragmentById(R.id.log_fragment); 74 msgFilter.setNext(logFragment.getLogView()); 75 logFragment.getLogView().setTextAppearance(this, R.style.Log); 76 logFragment.getLogView().setBackgroundColor(Color.WHITE); 77 78 79 Log.i(TAG, "Ready"); 80 } 81} 82