udacityandroid

/** For this example, assume that
  * public static final int GENDER_MALE = 1;
  * public static final int GENDER_FEMALE = 2;
**/

String[] projection = { PetEntry.COLUMN_PET_BREED,
       PetEntry.COLUMN_PET_WEIGHT };
String selection = PetEntry.COLUMN_PET_GENDER + “=?”;
String[] selectionArgs = new String[] { String.valueOf(PetEntry.GENDERFEMALE) };

udacityandroid

@Override
public int delete(Uri uri, String selection, String[] selectionArgs) {
    // Get writeable database
    SQLiteDatabase database = mDbHelper.getWritableDatabase();

    final int match = sUriMatcher.match(uri);
    switch (match) {
        case PETS:
            // Delete all rows that match the selection and selection args
            return database.delete(PetEntry.TABLE_NAME, selection, selectionArgs);

udacityandroid

public final class StoreContract {

    public static abstract class HeadphoneEntry implements BaseColumns {
      
        public static final String TABLE_NAME = "headphones";
        public static final String COLUMN_NAME = "name";
        public static final String COLUMN_PRICE = "price";
        public static final String COLUMN_STYLE = "style";
        public static final String COLUMN_IN_STOCK = "in_stock";
        public static final String COLUMN_DESCRIPTION = "description";

udacityandroid

/*
 * Copyright (C) 2014 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

udacityandroid

@Override
protected void onCreate(Bundle savedInstanceState) {
   super.onCreate(savedInstanceState);
   setContentView(R.layout.word_list);

   // Create and setup the {@link AudioManager} to request audio focus
   mAudioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);

   // Create a list of words
   final ArrayList<Word> words = new ArrayList<Word>();

udacityandroid

/**
* Clean up the media player by releasing its resources.
*/
private void releaseMediaPlayer() {
   // If the media player is not null, then it may be currently playing a sound.
   if (mMediaPlayer != null) {
       // Regardless of the current state of the media player, release its resources
       // because we no longer need it.
       mMediaPlayer.release();

udacityandroid

/** Handles playback of all the sound files */
private MediaPlayer mMediaPlayer;

/** Handles audio focus when playing a sound file */
private AudioManager mAudioManager;

/**
* This listener gets triggered whenever the audio focus changes
* (i.e., we gain or lose audio focus because of another app or device).
*/

udacityandroid

<?xml version="1.0" encoding="utf-8"?>
<!-- Layout for a single list item -->
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
   xmlns:tools="http://schemas.android.com/tools"
   android:layout_width="match_parent"
   android:layout_height="@dimen/list_item_height"
   android:background="@color/tan_background"
   android:orientation="horizontal">

udacityandroid

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="@color/tan_background"
    android:orientation="vertical"
    tools:context="com.example.android.miwok.MainActivity">

    <!-- Numbers category -->

udacityandroid

/**
 * Clean up the media player by releasing its resources.
 */
private void releaseMediaPlayer() {
    // If the media player is not null, then it may be currently playing a sound.
    if (mMediaPlayer != null) {
        // Regardless of the current state of the media player, release its resources
        // because we no longer need it.
        mMediaPlayer.release();