Book Image

Appcelerator Titanium Smartphone App Development Cookbook Second Edition

Book Image

Appcelerator Titanium Smartphone App Development Cookbook Second Edition

Overview of this book

This book will take you through the process of building cross-platform, native UI applications for the mobile from scratch. You will learn how to develop apps, how to use GPS, cameras and photos and how to build socially connected apps. You will also learn how to package them for submission to the App Store and Google Play. This cookbook takes a pragmatic approach to creating applications in JavaScript from putting together basic UIs, to handling events and implementation of third party services such as Twitter, Facebook and Push notifications. The book shows you how to integrate datasources and server APIs, and how to use local databases. The topics covered will guide you to use Appcelerator Studio tools for all the mobile features such as Geolocation, Accelerometer, animation and more. You’ll also learn about Alloy, the Appcelerator MVC framework for rapid app development, and how to transfer data between applications using URLSchemes, enabling other developers to access and launch specific parts of your app. Finally, you will learn how to register developer accounts and publish your very own applications on the App Store and Google Play.
Table of Contents (21 chapters)
Appcelerator Titanium Smartphone App Development Cookbook Second Edition
About the Author
About the Reviewers

Capturing and playing audio via the audio recorder

Another handy feature of iPhones and most Android handsets is the ability to record audio data—perfect for taking audible notes during meetings or those long, boring lectures! In this recipe, we are going to capture some audio using the Ti.Media.AudioRecorder class, and then allow the user to play back the recorded sound file.

As usual, the complete source code for this recipe can be found in the /Chapter 4/Recipe 6 folder.


Note that this recipe is designed to work on iPhones, so you will also require a physical device. In addition, iPhone 3G models may not be capable of recording in some of the compression formats particularly high-fidelity formats, such as AAC. When in doubt, you should try using the MP4A or WAV format.

How to do it...

Type the following code in your app.js file just after the definition of win3 and save.

This will set up the interface with a set of buttons and labels so that we can start, stop, and play back our recorded...