1 /* 2 * Copyright 2011 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.actionbarcompat; 18 19 import android.os.Bundle; 20 import android.view.Menu; 21 import android.view.MenuInflater; 22 import android.view.MenuItem; 23 import android.view.View; 24 import android.widget.Toast; 25 26 public class MainActivity extends ActionBarActivity { 27 private boolean mAlternateTitle = false; 28 onCreate(Bundle savedInstanceState)29 public void onCreate(Bundle savedInstanceState) { 30 super.onCreate(savedInstanceState); 31 setContentView(R.layout.main); 32 33 findViewById(R.id.toggle_title).setOnClickListener(new View.OnClickListener() { 34 @Override 35 public void onClick(View view) { 36 if (mAlternateTitle) { 37 setTitle(R.string.app_name); 38 } else { 39 setTitle(R.string.alternate_title); 40 } 41 mAlternateTitle = !mAlternateTitle; 42 } 43 }); 44 } 45 46 @Override onCreateOptionsMenu(Menu menu)47 public boolean onCreateOptionsMenu(Menu menu) { 48 MenuInflater menuInflater = getMenuInflater(); 49 menuInflater.inflate(R.menu.main, menu); 50 51 // Calling super after populating the menu is necessary here to ensure that the 52 // action bar helpers have a chance to handle this event. 53 return super.onCreateOptionsMenu(menu); 54 } 55 56 @Override onOptionsItemSelected(MenuItem item)57 public boolean onOptionsItemSelected(MenuItem item) { 58 switch (item.getItemId()) { 59 case android.R.id.home: 60 Toast.makeText(this, "Tapped home", Toast.LENGTH_SHORT).show(); 61 break; 62 63 case R.id.menu_refresh: 64 Toast.makeText(this, "Fake refreshing...", Toast.LENGTH_SHORT).show(); 65 getActionBarHelper().setRefreshActionItemState(true); 66 getWindow().getDecorView().postDelayed( 67 new Runnable() { 68 @Override 69 public void run() { 70 getActionBarHelper().setRefreshActionItemState(false); 71 } 72 }, 1000); 73 break; 74 75 case R.id.menu_search: 76 Toast.makeText(this, "Tapped search", Toast.LENGTH_SHORT).show(); 77 break; 78 79 case R.id.menu_share: 80 Toast.makeText(this, "Tapped share", Toast.LENGTH_SHORT).show(); 81 break; 82 } 83 return super.onOptionsItemSelected(item); 84 } 85 } 86