1 /* 2 * Copyright (C) 2012 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 17 package com.example.android.support.appnavigation.app; 18 19 import com.example.android.support.appnavigation.R; 20 21 import android.app.Activity; 22 import android.content.Intent; 23 import android.os.Bundle; 24 import android.support.v4.app.NavUtils; 25 import android.support.v4.app.ShareCompat; 26 import android.support.v4.app.TaskStackBuilder; 27 import android.text.TextUtils; 28 import android.view.MenuItem; 29 import android.widget.TextView; 30 31 public class ContentViewActivity extends Activity { 32 public static final String EXTRA_TEXT = "com.example.android.appnavigation.EXTRA_TEXT"; 33 34 @Override 35 protected void onCreate(Bundle savedInstanceState) { 36 super.onCreate(savedInstanceState); 37 setContentView(R.layout.content_view); 38 39 ActionBarCompat.setDisplayHomeAsUpEnabled(this, true); 40 41 Intent intent = getIntent(); 42 if (Intent.ACTION_VIEW.equals(intent.getAction())) { 43 TextView tv = (TextView) findViewById(R.id.status_text); 44 tv.setText("Viewing content from ACTION_VIEW"); 45 } else if (intent.hasExtra(EXTRA_TEXT)) { 46 TextView tv = (TextView) findViewById(R.id.status_text); 47 tv.setText(intent.getStringExtra(EXTRA_TEXT)); 48 } 49 } 50 51 @Override 52 public boolean onOptionsItemSelected(MenuItem item) { 53 if (item.getItemId() == android.R.id.home) { 54 Intent upIntent = NavUtils.getParentActivityIntent(this); 55 if (NavUtils.shouldUpRecreateTask(this, upIntent)) { 56 TaskStackBuilder.from(this) 57 .addParentStack(this) 58 .startActivities(); 59 finish(); 60 } else { 61 NavUtils.navigateUpTo(this, upIntent); 62 } 63 return true; 64 } 65 return super.onOptionsItemSelected(item); 66 } 67 } 68
