Spaso Lazarević Microsoft MVP Nova banka ad Banja Luka Building business application using Visual Studio 2013 LightSwitch

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3 The simplest way to create business applications for the desktop and the cloud

4 LightSwitch is for End User Developers

5 What do End User Developers Want? A smooth on-ramp to development Built-in plumbing that handles common application requirements (connect with data source, crud, search, paging, validation, error messages… ) Simple and flexible deployment

6 LightSwitch is for Professional Developers

The LightSwitch Development Experience

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10 LightSwitch Application Overview

11 The LightSwitch Development Experience

12 Tables Can be local (SQL Server Express) or attached (SQL Server, SQL Azure, SharePoint, Odata Services, WCF RIA service) Custom business types Provide validation and formatting Calculated properties Write code to generate value Can create relationships within and across data sources Can validate at the table or property level

13 Screens Variety of built in screens New, search, details, editable grid, list and details Always based on queries Can use auto-generated screens for adding/editing or create your own Developers can modify screens at design-time and runtime Generated screens do not expose XAML You can use Silverlight controls you create yourself You can add UI elements packaged as extensions

14 Queries LightSwitch creates queries automatically Select * query is a collection, eg. CustomerCollection Select where query is a detail, eg. CustomerDetail You can edit existing queries Filter, sort, add parameters You can create new queries You can base queries on other queries

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Access Control Deployment Options

17 Access Control Authentication LightSwitch supports Windows and Forms authentication (LS with auth. knows who is user who use app) Authorization Check if the user is allowed to do something Define permissions and check them in code at table and property level Permissions are granted through administration screens

18 Access Control Permissions are defined by the developer The application’s administrator(s) define(s) users and roles Permissions are assigned to roles Users are assigned to roles A user’s effective permissions are the combined permissions assigned to their roles

19 Deployment Options 2-tier desktop application Application runs entirely on user’s computer 3-tier desktop application User interface runs on user’s computer Middle-tier components run on Internet Information Services (IIS) or Windows Azure 3-tier web application User interface is browser based Middle-tier components run on IIS or Windows Azure Services only (web service without client)

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HTML Client

22 But wait, isn’t Silverlight dead? Microsoft release LightSwitch HTML client in Visual Studio 2012 Update 2 – 04. April 2013 (last update March 2014) HTML5 and JavaScript-based client Build touch-oriented business applications that run well on modern mobile devices New SharePoint 2013 apps model make easier to build custom business apps with LightSwitch into SharePoint / Office 365

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24 Summary The simplest way to create business applications for the desktop and the cloud Visual Studio LightSwitch provides A smooth on-ramp to development Built-in plumbing that handles common application requirements Simple and flexible deployment Built for both end user and professional developers

25 Resources Visit the LightSwitch Developer Center on MSDN Check out the LightSwitch Team Blog Download the LightSwitch Training Kit Visit the LightSwitch Forums on MSDN Visit Beth Massi Blog about LightSwitch

26 My Contact Information

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