Alexander Lucas | 3b4da72 | 2013-11-21 12:45:31 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 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 | |
| 17 | package com.example.android.actionbarcompat.basic; |
| 18 | |
| 19 | import android.os.Bundle; |
| 20 | import android.support.v4.view.MenuItemCompat; |
| 21 | import android.support.v7.app.ActionBarActivity; |
| 22 | import android.view.Menu; |
| 23 | import android.view.MenuItem; |
| 24 | |
| 25 | /** |
| 26 | * This sample shows you how to use ActionBarCompat to create a basic Activity which displays |
| 27 | * action items. It covers inflating items from a menu resource, as well as adding an item in code. |
| 28 | * |
| 29 | * This Activity extends from {@link ActionBarActivity}, which provides all of the function |
| 30 | * necessary to display a compatible Action Bar on devices running Android v2.1+. |
| 31 | */ |
| 32 | public class MainActivity extends ActionBarActivity { |
| 33 | |
| 34 | @Override |
| 35 | protected void onCreate(Bundle savedInstanceState) { |
| 36 | super.onCreate(savedInstanceState); |
| 37 | setContentView(R.layout.sample_main); |
| 38 | } |
| 39 | |
| 40 | // BEGIN_INCLUDE(create_menu) |
| 41 | /** |
| 42 | * Use this method to instantiate your menu, and add your items to it. You |
| 43 | * should return true if you have added items to it and want the menu to be displayed. |
| 44 | */ |
| 45 | @Override |
| 46 | public boolean onCreateOptionsMenu(Menu menu) { |
| 47 | // Inflate our menu from the resources by using the menu inflater. |
| 48 | getMenuInflater().inflate(R.menu.main, menu); |
| 49 | |
| 50 | // It is also possible add items here. Use a generated id from |
| 51 | // resources (ids.xml) to ensure that all menu ids are distinct. |
| 52 | MenuItem locationItem = menu.add(0, R.id.menu_location, 0, R.string.menu_location); |
| 53 | locationItem.setIcon(R.drawable.ic_action_location); |
| 54 | |
| 55 | // Need to use MenuItemCompat methods to call any action item related methods |
| 56 | MenuItemCompat.setShowAsAction(locationItem, MenuItem.SHOW_AS_ACTION_IF_ROOM); |
| 57 | |
| 58 | return true; |
| 59 | } |
| 60 | // END_INCLUDE(create_menu) |
| 61 | |
| 62 | // BEGIN_INCLUDE(menu_item_selected) |
| 63 | /** |
| 64 | * This method is called when one of the menu items to selected. These items |
| 65 | * can be on the Action Bar, the overflow menu, or the standard options menu. You |
| 66 | * should return true if you handle the selection. |
| 67 | */ |
| 68 | @Override |
| 69 | public boolean onOptionsItemSelected(MenuItem item) { |
| 70 | switch (item.getItemId()) { |
| 71 | case R.id.menu_refresh: |
| 72 | // Here we might start a background refresh task |
| 73 | return true; |
| 74 | |
| 75 | case R.id.menu_location: |
| 76 | // Here we might call LocationManager.requestLocationUpdates() |
| 77 | return true; |
| 78 | |
| 79 | case R.id.menu_settings: |
| 80 | // Here we would open up our settings activity |
| 81 | return true; |
| 82 | } |
| 83 | |
| 84 | return super.onOptionsItemSelected(item); |
| 85 | } |
| 86 | // END_INCLUDE(menu_item_selected) |
| 87 | } |