Platform for buildingWindows Store AppsAgu SuurFrontend DeveloperAxinom

AgendaIntroduction to the Windows 8 Platform Introduction to the APIs, Store

Let’s build something!

You’ll leave understanding:

The Windows 8 Platform investments

Windows reimaginedA new UI where touch is a first-class citizen along with full mouse-and-keyboard support

New development models built on WinRT, including native support for HTML/CSS/JS, C#/XAML, C++/DirectX

Designed from the chipset up for multiple form-factors – tablets, laptops, desktops & all-in-ones

The Windows Store on every device with a full commerce platform and flexibility

Windows 8 reimagined

demo

Windows 8 Experience Fast and fluid user experience

Responsive, alive, beautiful

Immersive and full-screen Focuses attention on your apps

Touch-first with full keyboard and mouseEnables your choice of interaction

Web of apps working together Apps are connected to each other and the cloud

Experience for all PC devices and architectures No compromise across new form factors, desktops and laptops

Windows Run-time (WinRT)

Windows 8 Platform

Metro style Apps

HTMLJavaScri

pt

CC++

C#VB

Desktop Apps

Win32

.NET / SL

Internet Explore

r

Communication

& Data

Application Model

Devices & Printing

WinRT APIsGraphics &

Media

Syst

em

Serv

ices

JavaScript(Chakra)

CC++

C#VB

XAML HTML / CSSVie

wM

od

el

Contr

olle

r

Windows Core OS ServicesCore

DirectX

Language projections

WindowsRuntime

Object(or Component)

Writtenin C++, C#, VB

Windows Metadata

C++ App

Pro

jecti

on

CLR

C#/VB App

Pro

jecti

on

HTML AppCh

akra

Pro

jecti

on

Windows Runtime APIs

FundamentalsApplication

Services Threading/Timers Memory Management Authentication Cryptography Globalization

Devices

Geolocation Portable Sensors NFC

User Interface

SVG Tiles Input Accessibility Printing

HTML5/CSS XAML DirectX Controls Data Binding

Communications & Data

Memory Management XML Networking SMS

Notifications Streams

Contracts Local & Cloud Storage Web

Media

Playback Capture PlayTo Visual Effects

demo Hello WinRT in ?

What did we see… WinRT APIs are asychronous

WinRT APIs provide rich access to device, OS and services

WinRT APIs feel natural in C#, Javascript and C++

App Execution Environment

Windows Store app acquisition

Windows Store

backend

Package ManagerWindows

Store install

Execution Engine

Extension

Handler

stage Single instance store

register Registration Information

Building blocks of an app package App Manifest contains all information needed to deploythe app

Blockmap contains hashes of all files within the app package

Signature validates the integrity of the app package

AppXManifest.xml

BlockMap

Signature

Zip Central Directory

Files / Assets

.appx package

App manifest and capabilities Explicitly declares the app integration endpoints File capabilities (music/pictures/videos/documents libraries,

removable storage) Devices (webcam, microphone, location, sms, proximity);

extensible to new device classes Network and identity (internet, private network, credentials) File type associations App contracts (search, share, etc.)

Contained in appxmanifest.xml; Visual Studio provides editor

demoCapabilities

Process Isolation

OS

User data Devices Communications Handlers Tiles Cryptography … …

Bro

ker

s

Process1Local context

Web contextAppData

Local Temp Roaming

Contracts

Process2Local context

Web contextAppData

Local Temp Roaming

Dire

ct A

PIs

Process state transitions

RunningApp

Suspended

App

suspending Terminated

App

Low Resources

Code gets to runNo code

runs App not running

resuming

App gets 5s to handle suspend

App is not notified before

termination

Apps are notified when they have been resumed

User Launches App

Splash screen

App data vs. User data

User data

Documents Photos Music Videos

App data

Settings FilesSession State

Local Cache

Roaming

App uses data normally

Data syncs for the user’s Microsoft account

LocalStorage

Recap: App execution

Connected

Seamless data access Data Roaming

Powerful

PerformantNative platform

Confident

Capabilities driven High isolation

Windows Store

Unprecedented Reach

Optimized for Discoverability

Transparent Approval Process

Flexible Business Models

Maximizing Developer Revenue

The Windows Store (more later)

Paid downloads, trials, and in-app purchases. You keep 70% of the first $25k, 80% of the rest

Microsoft Confidential 24

Robust analytics for free, including demographics, reviews, referrals, and usage & performance statistics

Use your own commerce engine and keep 100%or use the Windows Store’s full commerce platform

The Windows Store

Advertise with Microsoft Advertising or your preferred ad vendor.

demo Windows Store

User Experience

Traits of a great app (more later)

Leverage Microsoft design

Be Fast and fluid

Snap and scale beautifully

Use the right contracts

Invest in a great Tile

Feel connected and alive

Roam to the cloud

Embrace Microsoft design principles

Recap

Windows reimaginedA new Windows UI where touch is a first-class citizen along with full mouse-and-keyboard support

New development models built on WinRT, including native support for HTML/CSS/JS, C#/XAML, C++/DirectX

Designed from the chipset up for multiple form-factors – tablets, laptops, desktops & all-in-ones

The Windows Store on every device with a full commerce platform and flexibility