Developing Windows 8 Style Application With HTML and JavaScript WWW.KAASHIVINFOTECH.COM

The big picture WWW.KAASHIVINFOTECH.COM

The tools are there! Visual Studio Expression Blend Code editor w/ Intellisense UI Designer Debuggers DOM Explorer Javascript Console Simulator Platform window Visual Studio Code Editor WYSIGYG designer Interactive mode Animation Smarter Properties Window Simulator Platform window Expression Blend WWW.KAASHIVINFOTECH.COM

Windows Library for JavaScript Matches the Windows 8 design style Controls for common user experiences Designed for touch as well as traditional input Scales across form factors Make your apps look and feel great Web technologies you’re already familiar with Modern patterns for responsive, reliable apps Use interactive design tools Build your apps fast and with high quality WWW.KAASHIVINFOTECH.COM

WinJS Helpers for Namespaces, Constructor Definition Data binding Controls Promises Animations App Model Templates Navigation Utilities Page & User controls Default CSS Styles WWW.KAASHIVINFOTECH.COM

Promises handle Async WWW.KAASHIVINFOTECH.COM

Promise Code // Object that is a promise for a later value WinJS.xhr({ url:"http://www.example.org/somedata.json" }).then(function (response) { updateDisplay( JSON.parse(response.responseText)); }, function (ex) { reportXhrError(ex); }); WWW.KAASHIVINFOTECH.COM

Host Enforcement Prevents potentially “bad” HTML from getting inserted Script blocks, iframes, event handlers, etc. Kicks in when setting strings innerHTML outerHTML setAdjacentHTML “data-” attributes in general not on the allowed list WinJS specific ones are ok WWW.KAASHIVINFOTECH.COM

Host Enforcement Escape Hatches Can work around when needed: toStaticHTML method Use DOM creation APIs Use WinJS.Utilities.setInnerHTMLUnsafe Use msWWA.execUnsafeLocalFunction WWW.KAASHIVINFOTECH.COM

Everyday Widgets WWW.KAASHIVINFOTECH.COM

Presenting Data List View (ListLayout) ListView (with GridLayout) Flip View WWW.KAASHIVINFOTECH.COM

Controls <!– Step1: declare control --> <div id=“list” data-win-control="WinJS.UI.ListView" data-win-options="{ selectionMode: 'none' }"></div> /* Step 2: Call WinJS.UI.processAll() */ WinJS.UI.processAll(); /* Step 3: Use the control */ document.getElementById(‘list’).winControl.addEventListener (‘selectionchanged’, onSelChanged ); WWW.KAASHIVINFOTECH.COM

DataBinding <!– Step1: declare template --> <div class="itemtemplate" data-win-control="WinJS.Binding.Template"> <div class="item"> <img class="item-image" src="#" data-win-bind="src: backgroundImage; alt: title"/> <div class="item-overlay"> <h4 class="item-title" data-win-bind="textContent: shortTitle"></h4> <div class="item-subtitle" data-win-control="WinJS.UI.Rating" data-win-options="{disabled: true}" data-win-bind="winControl.userRating: rating"></div> </div> /* step2: use the Data Template */ ui.setOptions(listView, { itemTemplate: element.querySelector(".itemtemplate"), oniteminvoked: this.itemInvoked }); WWW.KAASHIVINFOTECH.COM

Commanding Surfaces WWW.KAASHIVINFOTECH.COM

Windows 8 Animation Library Contains key Metro style app animations Has the same storyboard values, curves, and even the same API that Windows uses Aligns your app to the Windows 8 personality WWW.KAASHIVINFOTECH.COM

Animation Library Scenarios Navigation Content Reveal/Hide UI enterPage/exitPage enterContent/exitContent Expand/collapse Peek showEdgeUI/hideEdgeUI showPanel/hidePanel showPopup/hidePopup Collections Selection AddItemToList Delete item from list Pointer animations Swipe select/swipe deselect Swipe reveal WWW.KAASHIVINFOTECH.COM

Basic Tiles Overlays status on top of tile Supports square and wide tiles Number up to 99 or pre-defined glyph: Always legible on top of images Badge Badge WWW.KAASHIVINFOTECH.COM

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Toast Notifications Toast notifications deliver transient messages outside the context of the app Use toast notifications to get user’s attention immediately User is in control and can permanently turn off toast notifications from your app Allows quick navigation to a contextually relevant location in your app Toast notifications are easy to invoke from your app or from the cloud WWW.KAASHIVINFOTECH.COM

Toast Templates Toast notifications use the same template architecture as Live Tiles Rich set of rendering options available WWW.KAASHIVINFOTECH.COM

Search Share Settings Play To App to App Picking Contracts WWW.KAASHIVINFOTECH.COM

Search Anatomy Search box is scoped to the main app on screen 1 Search box is scoped to the main app on screen Query suggestions provided by the main app on screen Autocompletes to terms for which the app has search results List of installed Metro style apps that have implemented the search contract 2 3 WWW.KAASHIVINFOTECH.COM

Search Anatomy 4 Result suggestions provided by the main app on screen Must include a thumbnail and title Indicates a strong or exact match result Takes users directly to the details of the result WWW.KAASHIVINFOTECH.COM

Implementing Search //Easiest is to Add -> New Item -> Search Contract in visual Studio // Step 1: Declare the capability in the manifest <Extensions> <Extension Category="windows.search" /> </Extensions> //Step 2 : Handle the events appModel.Search.SearchPane.getForCurrentView().onquerysubmitted = function (eventObject) { /*do work here*/ }; appModel.Search.SearchPane.getForCurrentView().onsuggestionsrequested = function (eventObject) { /* do work here */ }; WWW.KAASHIVINFOTECH.COM

Thank you! WWW.KAASHIVINFOTECH.COM