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
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface
Index

Filtering the TableView using a SearchBar component


What happens when your user wants to search for all that data in your TableView? By far the easiest way is to use the SearchBar component. This is a standard control that consists of a searchable text field with a cancel button, that sits ontop of your TableView using the table view's searchBar property.

In this next recipe, we'll implement in our MyRecipes app a SearchBar component that filters our recipes based on the title property.

How to do it...

First of all, create a SearchBar component. Do this before your TableView is defined. Then we'll create the event listeners for SearchBar:

//define our search bar which will attach 
//to our table view
var searchBar = Ti.UI.createSearchBar({
    showCancel:true,
    height:43,
    top:0
});

//print out the searchbar value whenever it changes
searchBar.addEventListener('change', function(e){
  //search the tableview as user types
console.log('user searching for: ' + e.value);
});

//when the return...