Angelo ChanKamran Bilgrami

Leveraging your existing code base for Windows 8

Agenda

• Modern app• Modern app vs. desktop app• Building blocks - WinRT Components• Demo - WinRT metadata files• Demo - Projections• Rules for creating WinRT Components• Q&A

What are modern apps?

Previously known as “Metro style apps”

Focus• Content consumption

– Modern Design Principles• Content before Chrome• Contracts

Runtime• The new Windows Runtime (WinRT)• Program Life Cycle Management (PLM)

Legacy (Desktop) App

Modern App

Why convert your app to a modern app?

• To reach more consumer devices (tablet, Windows Phone 8)

• To publish to Windows Marketplace to reach a wide audience

• To emphasize content in your app

Modern Apps - PLM

Modern apps - PLM

Visual Studio Templates

Windows Runtime Components

Windows Runtime - Types

• Primitives • Structs• Arrays• Classes• Interfaces• Enum• String

WinRT Components - Primitives

WinRT Components - Collections

Winmd Files

Windows 8 Architecture

Windows Runtime Component - Projections

Projections

Authoring WinRT Components

• Playing by the rules

• Rules at various levels– Assembly, Classes, Interfaces, struct, Async

• Compiler is your best friend

• Detailed Rules bit.ly/OWDe2A

Contact:kamran@windowsdebugging.comangelo@windowsdebugging.com