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WinJS and WinRT Introduction

Learn how to create Windows Store apps using WinJS and WinRT APIs. Discover the benefits and capabilities of WinJS and WinRT for building fully-featured apps with access to Windows 8 APIs.

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WinJS and WinRT Introduction

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  1. WinJS and WinRT Introduction What are WinJS and WinRT, Using the APIs in JavaScript George Georgiev Telerik Software Academy academy.telerik.com Technical Trainer itgeorge.net

  2. Table of Contents • Building Store Apps like normal HTML5 Apps • Runtime • Capabilities • Building Apps with WinJS and WinRT • What is WinJS • What is WinRT

  3. Building Store Apps like HTML5 Apps What works, runtime, capabilities

  4. Store Apps like HTML5 Apps • Windows Store Apps using JavaScript • Executed in IE10 engine (IE11 on Windows 8.1) • Can be a normal HTML5 App • HTML, CSS, JavaScript • Any JS libraries you like – jQuery, knockout, etc. • Access HTML5 APIs like Geolocation, localStorage • If you have a HTML5 App for a browser, you can "copy-paste" it into a Store App • It will most probably run

  5. Building a Store App from a browser App Live Demo

  6. HTML5 App capabilities in Win8 • HTML5 Apps generally can do anything they can in IE, with a few restrictions & capabilities • APIs like Geolocation need to be permitted from Control Panel • Loading dynamic page content is disabled • Need to use toStaticHTML • Same Origin Policy does NOT apply • You can AJAX or XHR anything you like • No access to the file system • Can use web workers (Dedicated worker only)

  7. Building Store Apps with WinJS and WinRT What are WinJS and WinRT, what's the benefit

  8. Store Apps w/ WinJS & WinRT • WinJS – a fully-featured JavaScript library • DOM queries • Pages and Navigation • Classes and Namespaces support • + inheritance, mixing • Promises, xhr requests • Data binding • Controls fitting in the UI model • Animations

  9. Store Apps w/ WinJS & WinRT • WinRTAPIs (the Windows namespace) • Application model • Activation, suspension, viewStates, etc. • File storage, Application file system access • File & Folder pickers, roaming data, settings, etc. • Contracts, Extensions • Devices • Geolocation, Sensors, Cameras, Speakers, etc. • Networking, Security, Notifications, etc. • Basically gives you access to all Windows 8 APIs

  10. Store Apps w/ WinJS & WinRT • Building fully-featured Store Apps • HTML5 + WinJS + WinRT (Windows namespace) • Access to all HTML5 features • Access to all Windows APIs • Can still use any third-party library • jQuery, Knockout, KendoUI, Underscore, etc. • Note: If you can do it with WinJS, better skip third-party libraries

  11. Building a Simple Store App with HTML5, WinJS & WinRT Live Demo

  12. WinJS and WinRT Introduction http://academy.telerik.com

  13. Free Trainings @ Telerik Academy • C# Programming @ Telerik Academy • csharpfundamentals.telerik.com • Telerik Software Academy • academy.telerik.com • Telerik Academy @ Facebook • facebook.com/TelerikAcademy • Telerik Software Academy Forums • forums.academy.telerik.com

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