Gowtham Prasad K N Partner Technical Consultant | Microsoft Corporation |

Smart Client Applications Why Care? Client Processing Power Richer UX Offline Availability Occasionally Connected Scenarios Portable Devices Connect on-demand/automatically for data Flexible Architecture

Building Blocks Factors for Smart Clients Storage Offline Storage Data Protection Sync Online/Offline Conflict Resolution Deployment Easy Publishing Automatic Updates Presentation Rich UX Flexible UI

Presentation The Options Windows Forms Data-driven / Forms applications Lightweight task-oriented applications Windows Presentation Foundation (WPF) Rich Graphical Capabilities (2D, 3D, Vector) Data Visualization Document-driven applications Multimedia applications Presentation Rich UX Flexible UI

Demo: Windows Presentation Foundation (WPF) Building a WPF application… { Smart Clients: Presentation }

Storage The Options Flat files (Text, CSV, etc.) Low security, Low fidelity High chances of data corruption XML Low security, Complex Poor performance SQL Server Requires local installation SQL Server Compact Edition Embedded Database with the SQL-goodness! Storage Offline Storage Data Protection

Basics of using SQL CE { Smart Clients: Storage } Demo: SQL Compact Edition

Sync The Options Microsoft Sync Framework Powerful synchronization engine PC to Server to Mobile to Internet Cloud Services to any device! Supports multi-point publishing/synchronization (peer- to-peer) models Supports n-tier sync architecture Built-in Conflict Resolution mechanisms Drag-drop Visual Studio Sync Tooling Highly extensible synchronization APIs Sync Online/Offline Conflict Resolution

{ Smart Clients: Sync } Using ADO.NET Sync Services Demo: Microsoft Sync Framework

Deployment The Options ClickOnce Deployment Simple Publishing to web server, FTP, Intranet, etc. Download page creation Automated update mechanisms APIs for finer control XBAP Deployment (only WPF) Browser-based deployment for WPF apps Firefox support added in.NET 3.5 Deployment Easy Publishing Automatic Updates

{ Smart Clients: Deployment } Basics of ClickOnce Applications Demo: ClickOnce APIs

Recap Desktop applications can be rich and powerful and connect to backend services Microsoft provides several building blocks for building smart client applications: Windows Forms Windows Presentation Foundation SQL Server Compact Edition Microsoft Sync Framework ClickOnce

Reference Windows Client Development SQL Server Compact Edition Microsoft Sync Framework blogs.msdn.com/sync

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