| /* |
| * Copyright (C) 2013 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.example.android.actionbarcompat.basic; |
| |
| import android.os.Bundle; |
| import android.support.v4.view.MenuItemCompat; |
| import android.support.v7.app.AppCompatActivity; |
| import android.view.Menu; |
| import android.view.MenuItem; |
| |
| /** |
| * This sample shows you how to use ActionBarCompat to create a basic Activity which displays |
| * action items. It covers inflating items from a menu resource, as well as adding an item in code. |
| * |
| * This Activity extends from {@link AppCompatActivity}, which provides all of the function |
| * necessary to display a compatible Action Bar on devices running Android v2.1+. |
| */ |
| public class MainActivity extends AppCompatActivity { |
| |
| @Override |
| protected void onCreate(Bundle savedInstanceState) { |
| super.onCreate(savedInstanceState); |
| setContentView(R.layout.sample_main); |
| } |
| |
| // BEGIN_INCLUDE(create_menu) |
| /** |
| * Use this method to instantiate your menu, and add your items to it. You |
| * should return true if you have added items to it and want the menu to be displayed. |
| */ |
| @Override |
| public boolean onCreateOptionsMenu(Menu menu) { |
| // Inflate our menu from the resources by using the menu inflater. |
| getMenuInflater().inflate(R.menu.main, menu); |
| |
| // It is also possible add items here. Use a generated id from |
| // resources (ids.xml) to ensure that all menu ids are distinct. |
| MenuItem locationItem = menu.add(0, R.id.menu_location, 0, R.string.menu_location); |
| locationItem.setIcon(R.drawable.ic_action_location); |
| |
| // Need to use MenuItemCompat methods to call any action item related methods |
| MenuItemCompat.setShowAsAction(locationItem, MenuItem.SHOW_AS_ACTION_IF_ROOM); |
| |
| return true; |
| } |
| // END_INCLUDE(create_menu) |
| |
| // BEGIN_INCLUDE(menu_item_selected) |
| /** |
| * This method is called when one of the menu items to selected. These items |
| * can be on the Action Bar, the overflow menu, or the standard options menu. You |
| * should return true if you handle the selection. |
| */ |
| @Override |
| public boolean onOptionsItemSelected(MenuItem item) { |
| switch (item.getItemId()) { |
| case R.id.menu_refresh: |
| // Here we might start a background refresh task |
| return true; |
| |
| case R.id.menu_location: |
| // Here we might call LocationManager.requestLocationUpdates() |
| return true; |
| |
| case R.id.menu_settings: |
| // Here we would open up our settings activity |
| return true; |
| } |
| |
| return super.onOptionsItemSelected(item); |
| } |
| // END_INCLUDE(menu_item_selected) |
| } |