GOTO - The Ultimate Android Lock Screen

The Ultimate Android Lock Screen
Alberto Fonseca
Founder -

Agenda
What is GOTO?
Feature Overview
Demo
Lessons Learned
Q&A
Copyright © 2010 InnoWeb Tech, LLC

What is GOTO?
Android 1.5

What is GOTO?
Android 2.0

What is GOTO?
GOTO UI

Features
Notification Previews
App shortcuts
Weather

Features

Features
App shortcuts

Features
App shortcuts
Weather

DEMO

Lessons Learned
Unsupported API’s – Don’t try this at home
Supporting Android 1.5 – 2.2
Testing on real hardware

Lessons Learned
Maintenance and internal API changes
Device implementations not consistent
Very time consuming

Lessons Learned
http://developer.android.com/resources/dashboard/platform-versions.html
Data collected during two weeks ending on August 2, 2010

Lessons Learned
Android Manifest
MinSDK version 3
TargetSDK version 8
Reflection
Initialization on demand holder pattern

GoogleAccountsWrapper
public abstract classGoogleAccountsWrapper
{
public staticGoogleAccountsWrappergetInstance()
{
if (Integer.parseInt(Build.VERSION.SDK) < 5)
{
returnPreEclair.Holder.instance;
}
else
{
returnEclairPlus.Holder.instance;
}
}
public abstract voidinitGMailAccount(Activity activity);
//…

private static class PreEclair extends GoogleAccountsWrapper
{
private static class Holder
{
private static finalPreEclair instance = new PreEclair();
}
/**
* Retrieve GMail account info and save it in NotificationInfo
* Note: We are relying on an older version of* GoogleLoginServiceHelper linked here via the framework.jar * library and calling it's getAccount() method.
*/
@Override
public voidinitGMailAccount(Activity activity)
{
com.google.android.googlelogin.GoogleLoginServiceHelper.getAccount(activity, Goto.REQUEST_GET_ACCOUNT, true);
}
}

private static classEclairPlus extends GoogleAccountsWrapper
{
private static class Holder
{
private static finalEclairPlusinstance = newEclairPlus();
}
@Override
public voidinitGMailAccount(Activity context)
{
AccountManageraccountManager = AccountManager.get(context);
Account[] accounts = accountManager.getAccountsByType("com.google");
if (accounts.length > 0)
{
NotificationInfo.googleAccount= accounts[0].name;
}
}
}
}

// Initialize GMail account info
GoogleAccountsWrappergoogleAccounts = GoogleAccountsWrapper.getInstance();
googleAccounts.initGMailAccount(this);

Lessons Learned
Testing on real hardware
Networking with other Android users/devs
DeviceAnywhereservice
http://www.deviceanywhere.com

Questions?

Contact
Alberto FonsecaAvailable for consulting/project managementE-mail: afonseca@innowebtech.comBlog: www.innowebtech.com/blogTwitter: @innowebtech
GOTOAvailable in the Android MarketplaceWeb: www.gotoandroidapp.com

GOTO - The Ultimate Android Lock Screen

by InnoWeb Tech, LLC on Aug 18, 2010

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