Windows.ApplicationModel Namespace

Provides an app with access to core system functionality and run-time information about its app package, and handles suspend operations.

Classes

AppDisplayInfo

Provides an application's name, description, and logo.

AppInfo

Provides information about an application such as its name, logo, package information, ID.

AppInstallerInfo

Provides read-only access to the URI of the .appinstaller XML file location. This allows app developers to retrieve the .appinstaller XML file location when needed by their app.

AppInstance

Represents an instance of an app.

CameraApplicationManager

Enables an app to launch a dialog that displays all of the lens apps installed on the device and allows the user to quickly switch between them.

DesignMode

Enables you to detect whether your app is in design mode in a visual designer.

EnteredBackgroundEventArgs

Gets the deferral object when an app has entered the background state.

FullTrustProcessLauncher

Activate the full-trust Win32 component of an application from a Universal Windows app component in the same application package.

LeavingBackgroundEventArgs

Gets the deferral object when the app is leaving the background state.

LimitedAccessFeatureRequestResult

An object returned from a LimitedAccessFeatures.TryUnlockFeature request, which contains information on the feature and its availability.

LimitedAccessFeatures

This API enables applications to request access to Limited Access Features.

Package

Provides information about a package.

PackageCatalog

Provides access to app packages on the device.

PackageCatalogAddOptionalPackageResult

Provides information about the result of adding an optional package to the package catalog.

PackageCatalogAddResourcePackageResult

Provides information on the status of adding resource packages to an app package.

PackageCatalogRemoveOptionalPackagesResult

Provides information on the status of removing optional packages.

PackageCatalogRemoveResourcePackagesResult

Provides information on the status of removing resource packages from an app package.

PackageContentGroup

Provides information about a package content group.

PackageContentGroupStagingEventArgs

Provides information about the package content group that is being staged.

PackageId

Provides package identification info, such as name, version, and publisher.

PackageInstallingEventArgs

Provides information about the app package that is being installed.

PackageStagingEventArgs

Provides information about the app package that is being staged.

PackageStatus

Provides the status of the package.

PackageStatusChangedEventArgs

Provides access to the package that has changed.

PackageUninstallingEventArgs

Provides information about the app package that is being uninstalled.

PackageUpdateAvailabilityResult

Describes whether the main app package listed in the .appinstaller file requires updates.

PackageUpdatingEventArgs

Provides information about the package that is being updated.

StartupTask

Represents a UWP app or a desktop application background task that runs at system startup or when the user logs in to their device.

SuspendingDeferral

Manages a delayed app suspending operation.

SuspendingEventArgs

Provides data for an app suspending event.

SuspendingOperation

Provides info about an app suspending operation.

Structs

FullTrustAppContract
PackageInstallProgress

Gets the installation progress of installing a resource package or an app package.

PackageVersion

Represents the package version info.

StartupTaskContract

Interfaces

IAppInfoStatics

Provides an interface definition for the AppInfo class.

IEnteredBackgroundEventArgs

Gets the deferral object when an app has entered the background state.

ILeavingBackgroundEventArgs

Gets the deferral object when the app is leaving the background state.

ISuspendingDeferral

Manages a delayed app suspending operation.

ISuspendingEventArgs

Provides data for an app suspending event.

ISuspendingOperation

Provides information about an app suspending operation.

Enums

AddResourcePackageOptions

Specifies various options for adding a resource package to an app.

LimitedAccessFeatureStatus

Provides the result of an attempt to authorize the use of a Limited Access Feature with the LimitedAccessFeatures.TryUnlockFeature API.

PackageContentGroupState

Describes the staging state of the package content group.

PackageSignatureKind

Provides information about the package's signature and the kind of certificate used to create it.

PackageUpdateAvailability

An enum that indicates if an application has an update, and if the update is required.

StartupTaskState

Represents the state (enabled, disabled, or disabled by user) of a startup task.

Remarks

To improve system responsiveness, apps are given low priority access to resources after they are suspended. To support this new priority, the suspend operation timeout is extended so that the app has the equivalent of the 5-second timeout for normal priority. You cannot extend or alter this timeout window.

See also