- Page 1 and 2: 1 99
- Page 3: Table of Contents Introduction ....
- Page 7 and 8: Chapter 6: Layout .................
- Page 9 and 10: Design Guidelines for Settings ....
- Page 11 and 12: Manipulating Audio and Video ......
- Page 13 and 14: Managing Secondary Tiles ..........
- Page 15 and 16: The User Profile (and the Lock Scre
- Page 17 and 18: The Windows Store APIs ............
- Page 19 and 20: Introduction Welcome, my friends, t
- Page 21 and 22: I'm also assuming that your interes
- Page 23 and 24: Acknowledgements In many ways, this
- Page 25 and 26: Support for developers, however, ca
- Page 27 and 28: technologies, including DirectX, XA
- Page 29 and 30: The upload process will walk you th
- Page 31 and 32: FIGURE 1-2 A typical app page in th
- Page 33 and 34: do this, I’m sure!). In a hotel,
- Page 35 and 36: The app host is more or less Intern
- Page 37 and 38: Sidebar: Mixed Language Apps Window
- Page 39 and 40: When snapped, on the other hand, ap
- Page 41 and 42: Capability Description Prompts for
- Page 43 and 44: Taking a Break, Getting Some Rest:
- Page 45 and 46: So you might say, “Well, I should
- Page 47 and 48: that the user has to configure the
- Page 49 and 50: Fortunately, the Windows Store dash
- Page 51 and 52: graphics called for in the design s
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Add-AppxDevPackage. That batch file
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package, whereas a single / refers
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QuickStart #1: Here My Am! and an I
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FIGURE 2-8 Snapped wireframe (left;
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which we’ll instantiate a Bing ma
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orientation, screen resolution, and
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FIGURE 2-12 Full-screen landscape v
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What this means is that, for the mo
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Create the map (though the namespac
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Next, in the second parameter to po
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FIGURE 2-17 Setting the Location ca
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Here we’re providing capturePhoto
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the contract is an abstraction that
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Extra Credit: Receiving Messages fr
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Note that such apps might not be ab
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Chapter 3 App Anatomy and Page Navi
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content and controls from web servi
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Such capabilities are blocked becau
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Can you do any kind of dynamic page
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appdata. This happens via Windows.S
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I don’t know about you, but I rea
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telling you to not use it! After al
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App Activation First, let me congra
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In the table, note that 80% scale t
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Activation Code Paths As we saw in
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splashScreen SplashScreen Contains
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In truth, so long as the user keeps
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Of course, setPromise ultimately do
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previousExecutionState values are d
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object to which you can add whateve
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Because we stored lastPosition in s
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FIGURE 3-9 The output of the Simple
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What about launching from the previ
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For all other details on this funct
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The Navigation App Template, PageCo
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(function () { "use strict"; WinJS.
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}, ); if (that.pageElement.winContr
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Sidebar: Helping Out IntelliSense I
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thousands of items, where tapping a
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Completing the Promises Story Whew!
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mechanism on top of singular XHR op
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The story of controls in Windows 8
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Creating or instantiating HTML cont
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Hyperlink href, target Link text L
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defined as part of the WinJS.UI nam
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Clearly, then, the bulk of the work
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var element = document.getElementBy
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This example is taken directly from
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FIGURE 4-7 Expanding a WinJS contro
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Flexbox -ms-[inline-]flexbox (value
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Note Though not shown here, you can
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For the ToggleSwitch, win-* classes
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• If a WinJS.UI.Tooltip is gettin
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Custom Control Examples To see thes
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Between calendar.js and calendar.cs
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]]> Whe
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This would be appropriate if you cr
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Two-way: essentially one-way bindin
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The code for this can be found in T
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Sidebar: Data-Binding Properties of
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Implementing Two-Way Binding To imp
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• oneTime A function that just lo
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• Windows 8 apps have rich stylin
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Collection Control Basics To seek t
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indingList: bindingList, array: arr
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Now while the ListView control in S
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The header template in html/scenari
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In the modified sample I changed na
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} return groupCompareGlobalized(lef
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a function instead of a declarative
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var list = new WinJS.Binding.List()
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data-win-options="{ itemDataSource:
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e used anywhere it’s appropriate,
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If you were to provide your own nav
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sample code in this chapter’s com
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Because of data binding, changes to
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What is does have, however, is this
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What you then do inside the element
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• The groups themselves are all s
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and the current viewable area. Thou
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Styling Following the precedent of
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Technically speaking, the layout pr
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or you can set layout.groupInfo fro
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Using the first item’s dimension
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You can set a breakpoint in this fu
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Incremental Loading Apart from pote
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The yellow bars indicate execution
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If it’s not provided (as when the
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During initialization (outside the
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Chapter 6 Layout Compared to other
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that appear when needed through app
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Within the body of content, then, W
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} -ms-grid-columns: 120px 2fr 80px
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-ms-scroll-snap-x Shorthand to comb
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WinRT: filled -ms-view-state: fille
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Handling View States As I just ment
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var mql = window.matchMedia("(-ms-v
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individual items in snapped view. B
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FIGURE 6-5 Options for display size
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If your developer sensibilities obj
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Content goes here This is really
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Such a layout is most easily achiev
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Because the specs themselves are st
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/* In CSS */ #divMain { width: 100%
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CSS styles that are supported for W
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Within the activated handler docume
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Multicolumn Elements and Regions Tr
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FIGURE 6-9 CSS region chains to flo
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Chapter 7 Commanding UI For consume
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• Commands that can’t be placed
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which provide many specifics on pla
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Tip To prevent the app bar from app
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This example doesn’t provide any
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var appbar = document.getElementByI
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• afterhide occurs immediately af
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This button’s click handler uses
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In the extraClass properties we’v
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To provide graphics of your own, do
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It should come as no surprise by
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Flyouts and Menus Going back to our
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are optional with show. (Note also
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function confirmOrder() { bought =
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The point of this last example is t
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Also, go into css/header-menu.c
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In the contextmenu handler menu.sho
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Scenario 3 is identical to Scenario
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The app bar now appears as follows,
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This message will appear if the use
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Chapter 8 State, Settings, Files, a
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while our permanent home was being
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• Account and profile configurati
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By the way, you might have some rea
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var localSettings = Windows.Storage
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It is also possible to migrate app
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Tip There are some file extensions
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Sidebar: Closing Streams vs. Closin
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Using App Data APIs for State Manag
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efore setting up new defaults. As m
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Roaming State The automatic roaming
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good idea to not be too aggressive
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Each app-supplied command can do on
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There are two ways to implement thi
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function helpCommandInvoked(e) { va
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Programmatically Invoking Settings
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Sidebar: Changes to Permissions A c
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Think about this for a moment (as I
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eturns an appropriate StorageFile o
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function pickSinglePhoto() { // Ver
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When picking multiple files, the re
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indicate a new filename in which to
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scenario oriented on the music libr
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A QueryOptions is generally created
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The setPropertyPrefetch method goes
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What We’ve Just Learned • State
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Chapter 9 Input and Sensors Touch i
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• Second, when you need to handle
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One or more fingers touch the scree
- Page 369 and 370:
You might notice a conspicuous abse
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Note that this method has no effect
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• TouchCapabilities Properties ar
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Tip Pointer events won’t fire if
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Properties Description currentPoint
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The first step to receiving gesture
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• MSGestureHold occurs when MSPoi
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FIGURE 9-3 A conceptual representat
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FIGURE 9-4 The Input Instantiable G
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obviously a specific deceleration m
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• Process keydown, keyup, and key
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For passwords you get a key to hide
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keyboard sample. 50 Adding listener
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Standard Keystrokes The last piece
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FIGURE 9-9 The Input Ink sample wit
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(string), and timestamp (Date) prop
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Like all other WinRT APIs, however,
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Here’s an example of such code fr
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Chapter 10 Media To say that media
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movie.controls = true; document.get
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declared inline, created dynamicall
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} document.getElementById("r").styl
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function onImageError(source) { sou
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• By copying pixel data from a vi
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It’s also helpful to understand t
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Video Element Extension APIs Beyond
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vid.msInsertVideoEffect("GrayscaleT
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elements with the same source. The
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in the background. As a developer,
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function soundLevelChanged() { //Ca
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Playing Sequential Audio An app tha
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need to bypass the audio element an
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To guarantee the ordering we use Pr
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Thumbnails First, StorageFile.getTh
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or combination of System.GPS.Longit
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} return degrees + "°" + minutes +
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Most of the displayImageUI function
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provides a specific BitmapEncoder i
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method can be called only once and
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Transcoding and Custom Image Format
- Page 449 and 450:
Transcoding happens either from one
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In Scenario 2, the sample always us
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Media Capture There are times when
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ecordLimitationExceeded Fired when
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} captureInitSettings.videoDeviceId
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} // Add the devices to deviceList
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Streaming from a Server and Digital
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Here’s how such apps generally wo
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Next you’ll want to wire up handl
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• WinRT provides a rich API for m
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necessary. In this way, excessive a
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The Control Panel setting can be ob
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screen; the Panel animations are fo
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want to chain or synchronize animat
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Create addToList animation. var add
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CSS Animations and Transitions As n
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Animations work in an opposite mann
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Keyframes, while typically defined
- Page 485 and 486:
FIGURE 11-2 Output of Scenario 3 of
- Page 487 and 488:
What’s more, requestAnimationFram
- Page 489 and 490:
Still, 20% is a lot of CPU power to
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Chapter 12 Contracts Recently I dis
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File activation (file type associat
- Page 495 and 496:
more specific. For instance, when a
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var dataPackageTitle = document.get
- Page 499 and 500:
The other interesting part of Scena
- Page 501 and 502:
When sharing an image, don't forget
- Page 503 and 504:
FIGURE 12-3 The Share content targe
- Page 505 and 506:
• Acknowledge user actions when y
- Page 507 and 508:
The key here is the args.detail.sha
- Page 509 and 510:
target app. If you’re using image
- Page 511 and 512:
FIGURE 12-7 Controls to create a qu
- Page 513 and 514:
The question is how to wire up comm
- Page 515 and 516:
The Search contract that makes this
- Page 517 and 518:
FIGURE 12-11 The Search declaration
- Page 519 and 520:
} } })); In the search activation p
- Page 521 and 522:
} }); Windows.ApplicationModel.Sear
- Page 523 and 524:
The request object also has a getDe
- Page 525 and 526:
Type to Search The final feature of
- Page 527 and 528:
egistered for that type, rather tha
- Page 529 and 530:
At the very bottom of this UI you c
- Page 531 and 532:
ecord a new sound. In such cases, h
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Activation of a File Picker Provide
- Page 535 and 536:
Windows.ApplicationModel.Activation
- Page 537 and 538:
A final note is that a file picker
- Page 539 and 540:
}; // Create a file to provide back
- Page 541 and 542:
The next step for the provider is t
- Page 543 and 544:
FIGURE 12-18 The provider sample’
- Page 545 and 546:
FIGURE 12-21 The provider sample’
- Page 547 and 548:
• If the UI status is visible, sw
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Just as the file picker contract al
- Page 551 and 552:
Using the Contact Picker Contacts a
- Page 553 and 554:
} } }); Contact Picker Providers On
- Page 555 and 556:
As you can see, the homeEmail field
- Page 557 and 558:
Chapter 13 Tiles, Notifications, th
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FIGURE 13-1 The typical default Sta
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Selecting an item on the Start scre
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In many ways, live tiles might redu
- Page 565 and 566:
toss up lots of superfluous toast,
- Page 567 and 568:
Yet Windows doesn’t want to force
- Page 569 and 570:
The third way an app can issue upda
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Providing both square and wide stat
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• arguments A string that’s pas
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function activated(eventObject) { i
- Page 577 and 578:
16 or fewer characters that is used
- Page 579 and 580:
Third, if you supply an image that
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arrive on a Windows 8 machine will
- Page 583 and 584:
The Notifications Extensions Librar
- Page 585 and 586:
The other bits of the manifest that
- Page 587 and 588:
In such cases it would be better to
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Windows.UI.Notifications.BadgeUpdat
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you’d use start time), or the pha
- Page 593 and 594:
Tip The tile and badge updaters are
- Page 595 and 596:
eturned from page requests, as we
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through the Web platform installer.
- Page 599 and 600:
Toast Notifications So far in this
- Page 601 and 602:
FIGURE 13-16 Issuing text toasts th
- Page 603 and 604:
supports addImageQuery for scale, l
- Page 605 and 606:
A scheduled toast is created using
- Page 607 and 608:
To update a tile, set a badge, or i
- Page 609 and 610:
Your app should go through this sho
- Page 611 and 612:
matter of sending an XmlHttpRequest
- Page 613 and 614:
In the running app, the pushnotific
- Page 615 and 616:
Background Tasks and Lock Screen Ap
- Page 617 and 618:
FIGURE 13-18 The manifest editor fo
- Page 619 and 620:
In this code, the BackgroundTaskBui
- Page 621 and 622:
var internetCondition = new backgro
- Page 623 and 624:
The Background task sample provides
- Page 625 and 626:
Note Working with the lock screen i
- Page 627 and 628:
Debugging Background Tasks By this
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• Periodic updates for tiles and
- Page 631 and 632:
Network Information and Connectivit
- Page 633 and 634:
networkstatuschanged event that we
- Page 635 and 636:
Note Windows Store apps written in
- Page 637 and 638:
Programmatically, as noted before,
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Although this option will not set u
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hundred kilobytes—if you know fro
- Page 643 and 644:
Finally, avoid using XHR for large
- Page 645 and 646:
Starting a download transfer happen
- Page 647 and 648:
There is also a variation of create
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operations—it is possible to crea
- Page 651 and 652:
); "form-data", "------------------
- Page 653 and 654:
Basically, you would change the pol
- Page 655 and 656:
Authentication, Credentials, and th
- Page 657 and 658:
The result from pickAsync, as given
- Page 659 and 660:
To clarify the relationship between
- Page 661 and 662:
There is one subtle difference betw
- Page 663 and 664:
Within the web authentication broke
- Page 665 and 666:
https://www.facebook.com/dialog/oau
- Page 667 and 668:
Single Sign On with Live Connect Be
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setAccountPicturesAsync (for provid
- Page 671 and 672:
And lastly it’s worth at least li
- Page 673 and 674:
} var scenario1Link = document.getE
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} return currentFeed.items[currentI
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When data arrives, the handler rece
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} // This is a helper function echo
- Page 681 and 682:
On the client side, StreamSocket ag
- Page 683 and 684:
And closing the socket in Scenario
- Page 685 and 686:
In the sample, we first create a Me
- Page 687 and 688:
} try { var size = dataWriter.measu
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What We’ve Just Learned • Netwo
- Page 691 and 692:
• Connecting with devices in the
- Page 693 and 694:
The XInput and JavaScript controlle
- Page 695 and 696:
function renderLoop() { var state =
- Page 697 and 698:
FIGURE 15-3 Sample device enumerati
- Page 699 and 700:
The Removable Storage sample, in Sc
- Page 701 and 702:
• Communications are supported on
- Page 703 and 704:
Advertising a Connection Making you
- Page 705 and 706:
Tap to Connect and Tap to Activate
- Page 707 and 708:
On a simpler note, publishing a URI
- Page 709 and 710:
FIGURE 15-5 Scenario 2 of the Print
- Page 711 and 712:
Print Document Sources No matter wh
- Page 713 and 714:
If you don’t add a handler for th
- Page 715 and 716:
The final bit to mention in the cod
- Page 717 and 718:
Indeed, when we speak of mixed lang
- Page 719 and 720:
Again, components can also make use
- Page 721 and 722:
Sidebar: WinRT Components vs. Class
- Page 723 and 724:
Once you add the name of a class an
- Page 725 and 726:
With the basic mechanics worked out
- Page 727 and 728:
As we did with C#, let’s start by
- Page 729 and 730:
Comparing the Results The Image Man
- Page 731 and 732:
} return sum; Running a count with
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Component Implementation • When c
- Page 735 and 736:
When this worker is started, the on
- Page 737 and 738:
FIGURE 16-4 A promise manages and i
- Page 739 and 740:
Note that Task.Run does not support
- Page 741 and 742:
As with C#, there are additional st
- Page 743 and 744:
public IAsyncOperation ConvertPixel
- Page 745 and 746:
method called ConvertGrayscalFileAs
- Page 747 and 748:
Event names, on the other hand, are
- Page 749 and 750:
One challenge, as we saw in the qui
- Page 751 and 752:
The Building your own Windows Runti
- Page 753 and 754:
• Check against an encrypted lice
- Page 755 and 756:
Chapter 17 Apps for Everyone: Acces
- Page 757 and 758:
Your App, Your Business If you chec
- Page 759 and 760:
FIGURE 17-1 Creating an app package
- Page 761 and 762:
desktop applications and distribute
- Page 763 and 764:
means is that if you want to promot
- Page 765 and 766:
You should also strongly consider m
- Page 767 and 768:
• In-app purchases through the Wi
- Page 769 and 770:
That said, WinRT provides for the f
- Page 771 and 772:
When your app accesses CurrentAppSi
- Page 773 and 774:
} }); currentApp.licenseInformation
- Page 775 and 776:
You won’t hit your breakpoint imm
- Page 777 and 778:
If you’re using a custom commerce
- Page 779 and 780:
You might have noticed that a Produ
- Page 781 and 782:
Id=\"e2a62d42-dbca-43d2-b779-66eb91
- Page 783 and 784:
The latter two we’ve already cove
- Page 785 and 786:
• aria-label Directly provides te
- Page 787 and 788:
Apart from the small bits of code i
- Page 789 and 790:
control sample, and switch between
- Page 791 and 792:
Scenario 2 shows similar effects wi
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Canvas a better choice? To this poi
- Page 795 and 796:
one resource. For a few examples of
- Page 797 and 798:
addition of new string and image re
- Page 799 and 800:
FIGURE 17-9 Control panel dialogs f
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Formatting Culture-Specific Data an
- Page 803 and 804:
Sorting and Grouping Just as a worl
- Page 805 and 806:
With images, you can reverse them w
- Page 807 and 808:
Note CSS files can contain string l
- Page 809 and 810:
Manifest: Let’s turn now to the m
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Other affected files in this app in
- Page 813 and 814:
Sidebar: String Resources in Settin
- Page 815 and 816:
the folder name itself doesn’t us
- Page 817 and 818:
If you like, you can just send your
- Page 819 and 820:
FIGURE 17-11 The Multilingual App T
- Page 821 and 822:
Second, the Toolkit will detect if
- Page 823 and 824:
Localization Wrap-Up Well, we’re
- Page 825 and 826:
Let me say that again: all of this
- Page 827 and 828:
Onboarding and Working through Reje
- Page 829 and 830:
Connecting Your Website If you have
- Page 831 and 832:
What We’ve Just Learned • An ap
- Page 833:
What do you think of this book? We