C#

#if WINDOWS_PHONE_APP

Windows.Phone.UI.Input.HardwareButtons.BackPressed += this.HardwareButtons_BackPressed;

#endif

C++

#if WINAPI_FAMILY==WINAPI_FAMILY_PHONE_APP

_backPressedEventToken = HardwareButtons::BackPressed +=

ref new EventHandler<BackPressedEventArgs^>(this,

&NavigationHelper::HardwareButton_BackPressed);

#endif

PortableClass Libraries

I compile just onceand know it works

on all platforms

SharedProjects

I can easily include platform-specific code under #if or partial classes

New! Improved!

Visual Studio streamlines developing universal Windows apps

You can tailor the design to each device

DEMO: Shared Projects in Visual Studio

80% exact same XAML 20% custom

Common SignatureOptimized

DatePicker

TimePicker

CommandBar

Button

CheckBox

RadioButton ProgressBar

Slider

ToggleSwitchHub

Pivot

ListView

GridView

AppBar

SysTray

Windows Windows Phone

Controls

DEMO: Same API/Behavior

DEMO: Same API Tailored Behavior

<Page.BottomAppBar>

<CommandBar>

<AppBarButton Icon="Accept" Label="Accept" />

<AppBarButton Icon="Cancel" Label="Cancel" />

<CommandBar.SecondaryCommands>

<AppBarButton x:Uid="AboutAppBarButton" Icon="Help" />

<AppBarButton x:Uid="HomeAppBarButton" Icon="Home" />

</CommandBar.SecondaryCommands>

</CommandBar>

</Page.BottomAppBar>

#if WINDOWS_PHONE_APPWindows.Phone.UI.Input.HardwareButtons.BackPressed += HardwareButtons_BackPressed;

#endif

2560 x 1440

1920 x 1080

1366 x 768450 x 800

to scale

Scale Factors and Effective Resolution

384 x 683

720p

Manifest(s)

1080p SpanishGermanItalianFrenchEnglishWVGA

DLLs