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Windows.System namespace

Applies to Windows and Windows Phone

Enables system functionality such as launching apps.

Members

The Windows.System namespace has these types of members:

Classes

The Windows.System namespace has these classes.

ClassDescription
AppMemoryUsageLimitChangingEventArgs Provides data for the AppMemoryUsageLimitChanging event.
Launcher Starts the default app associated with the specified file or URI.
LauncherOptions Specifies the options used to launch the default app for a file or URI.
LauncherUIOptions Specifies options for user interface elements such as the application picker that can be invoked by this API.
MemoryManager Provides access to information on an app's memory usage.

 

Enumerations

The Windows.System namespace has these enumerations.

EnumerationDescription
AppMemoryUsageLevel An enumeration containing 3 levels of app memory usage: low, medium, and high.
ProcessorArchitecture Specifies the processor architecture supported by an app.
VirtualKey Specifies the values for each virtual key.
VirtualKeyModifiers Specifies the virtual key used to modify another keypress.

 

Requirements

Minimum supported client

Windows 8

Minimum supported server

Windows Server 2012

Minimum supported phone

Windows Phone 8

Namespace

Windows.System
Windows::System [C++]

Metadata

Windows.winmd

See also

Tasks
How to launch the default app for a file (JavaScript)
How to launch the default app for a file (C#/VB/C++)
How to launch the default app for a URI (JavaScript)
How to launch the default app for a URI (C#/VB/C++)
Samples
Association launching sample
Guidelines
Guidelines and checklist for file types and URIs

 

 

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