Windows.UI.WebUI Namespace

Provides APIs that are specific to apps written in HTML, JavaScript, and CSS.

Classes

ActivatedDeferral	Manages delayed activation for an app.
ActivatedOperation	Manages an app activation operation.
BackgroundActivatedEventArgs	Makes all data available from the IBackgroundTask.Run method available to your event handler when your app is activated by a background trigger.
EnteredBackgroundEventArgs	Provides data when an app begins running in the background.
HtmlPrintDocumentSource	Manages the document source for app printing.
LeavingBackgroundEventArgs	Provides data when an app is about to stop running in the background.
NewWebUIViewCreatedEventArgs	Provides info when a new WebUIView is created.
SuspendingDeferral	Manages delayed suspension for an app. GetDeferral
SuspendingEventArgs	Provides data for an app suspension event.
SuspendingOperation	Manages an app suspension operation.
WebUIApplication	Enables an app to receive notifications related to the lifetime of the app.
WebUIAppointmentsProviderAddAppointmentActivatedEventArgs	Provides data when an app is activated to add an appointment to the user’s calendar.
WebUIAppointmentsProviderRemoveAppointmentActivatedEventArgs	Provides data when an app is activated to remove an appointment from the user’s calendar.
WebUIAppointmentsProviderReplaceAppointmentActivatedEventArgs	Provides data when an app is activated to replace an appointment in the user’s calendar.
WebUIAppointmentsProviderShowAppointmentDetailsActivatedEventArgs	Provides data when an app is activated to show the details of an appointment.
WebUIAppointmentsProviderShowTimeFrameActivatedEventArgs	Provides data when an app is activated to show a specified time frame on the user’s calendar.
WebUIBackgroundTaskInstance	Represents an instance of a background task that has been triggered to run. A background task must explicitly call the Web Workers close method to terminate itself after the task has completed.
WebUIBackgroundTaskInstanceRuntimeClass	Provides access to an instance of a background task. Note A background task must explicitly call the Web Workers close method to terminate itself after the task has completed.
WebUIBarcodeScannerPreviewActivatedEventArgs	Provides event info when a barcode scanner preview activates the app.
WebUICachedFileUpdaterActivatedEventArgs	Provides information about the activated event that fires when the user saves or opens a file that needs updates from the app. C#/C++/VB This type appears as CachedFileUpdaterActivatedEventArgs.
WebUICameraSettingsActivatedEventArgs	Enables a camera settings app to handle the activation parameters for the app.
WebUICommandLineActivatedEventArgs	Provides information, such as the command-line arguments, when an app is activated from the command line.
WebUIContactCallActivatedEventArgs	Provides data when an app is activated to call a contact.
WebUIContactMapActivatedEventArgs	Provides data when an app is activated to map a contact.
WebUIContactMessageActivatedEventArgs	Provides data when an app is activated to message a contact.
WebUIContactPanelActivatedEventArgs	Provides data when an app is activated because it uses the Contact Panel.
WebUIContactPickerActivatedEventArgs	Provides data when an app is activated because it uses the Contact Picker.
WebUIContactPostActivatedEventArgs	Provides data when an app is activated to post a contact.
WebUIContactVideoCallActivatedEventArgs	Provides data when an app is activated to video call a contact.
WebUIDeviceActivatedEventArgs	Provides information for a device that invokes AutoPlay.
WebUIDevicePairingActivatedEventArgs	Provides information for a device that invokes pairing.
WebUIDialReceiverActivatedEventArgs	Provides data when an app is activated from another app by using the DIAL protocol.
WebUIFileActivatedEventArgs	Provides data when an app is activated because it is the app associated with a file.
WebUIFileOpenPickerActivatedEventArgs	Provides information about an activated event that fires when the user tries to pick files or folders that are provided by the app. C#/C++/VB This type appears as FileOpenPickerActivatedEventArgs.
WebUIFileOpenPickerContinuationEventArgs	Provides information about an activated event that fires after the app was suspended for a file open picker operation.
WebUIFileSavePickerActivatedEventArgs	Provides information about an activated event that fires when the user saves a file through the file picker and selects the app as the location. C#/C++/VB This type appears as FileSavePickerActivatedEventArgs.
WebUIFileSavePickerContinuationEventArgs	Provides information about an activated event that fires after the app was suspended for a file save picker operation.
WebUIFolderPickerContinuationEventArgs	Provides information about an activated event that fires after the app was suspended for a folder picker operation.
WebUILaunchActivatedEventArgs	Provides event information when an app is launched.
WebUILockScreenActivatedEventArgs	Represents arguments used when the lock screen is activated.
WebUILockScreenCallActivatedEventArgs	Provides event information when communication to and from the lock screen is required.
WebUILockScreenComponentActivatedEventArgs	Provides data when an app is activated as part of a lock screen component.
WebUINavigatedDeferral	Manages delayed navigation for an app.
WebUINavigatedEventArgs	Provides data for an app navigation event.
WebUINavigatedOperation	Manages an app navigation operation.
WebUIPhoneCallActivatedEventArgs	Represents the launch arguments for the application. The app's OnActivated method will be invoked with the WebUIPhoneCallActivatedEventArgs class being the activatedEventArg payload.
WebUIPrint3DWorkflowActivatedEventArgs	Represents the arguments related to activating a 3D print workflow.
WebUIPrintTaskSettingsActivatedEventArgs	Provided in response to the event that is raised when print task settings are activated.
WebUIPrintWorkflowForegroundTaskActivatedEventArgs	Provides data when an app is launched as part of a print workflow.
WebUIProtocolActivatedEventArgs	Provides data when an app is activated because it is the app associated with a URI scheme name.
WebUIProtocolForResultsActivatedEventArgs	Describes the activation arguments when an app is launched via LaunchUriForResultsAsync.
WebUIRestrictedLaunchActivatedEventArgs	Provides event information when a restricted app is launched.
WebUISearchActivatedEventArgs	Provides information about the activated event that fires when the user searches the app from the Search charm and the app isn't the main app on screen. C#/C++/VB This type appears as SearchActivatedEventArgs.
WebUIShareTargetActivatedEventArgs	Provides information for an application that is a target for share operations.
WebUIStartupTaskActivatedEventArgs	Provides information when an app is activated at device startup or user login.
WebUIToastNotificationActivatedEventArgs	Provides information about an event that occurs when the app is activated because a user tapped on the body of a toast notification or performed an action inside a toast notification.
WebUIUserDataAccountProviderActivatedEventArgs	Provides data when an app is activated to manage user accounts.
WebUIView	Represents a view (window) of the app to the application background script.
WebUIVoiceCommandActivatedEventArgs	Provides information about an activated event raised when the app is activated from a voice command.
WebUIWalletActionActivatedEventArgs	Caution The WebUI.WebUIWalletActionActivatedEventArgs class is no longer supported, and will soon be deprecated. Developers are encouraged to avoid using this namespace. Provides information to an app that was launched as the result of a wallet action.
WebUIWebAccountProviderActivatedEventArgs	Represents the arguments involved in activated a web account provider.
WebUIWebAuthenticationBrokerContinuationEventArgs	Provides information to an app that was launched after being suspended for a web authentication broker operation.

Interfaces

IActivatedEventArgsDeferral	Manages delayed activation for an app.
IWebUIBackgroundTaskInstance	Provides access to an instance of a background task. Note Once the background task sets this property and has therefore completed its work, the task must explicitly call the Web Workers close method to terminate itself.
IWebUINavigatedEventArgs	Provides data for an app navigation event.

Enums

PrintContent

Specifies the content that HtmlPrintDocumentSource.content prints.

Delegates

ActivatedEventHandler	Represents a method that handles the app activation event.
BackgroundActivatedEventHandler	Provides info when a background task activates the app.
EnteredBackgroundEventHandler	Represents a method that handles the entered background event.
LeavingBackgroundEventHandler	Represents a method that handles the leaving background event.
NavigatedEventHandler	Represents a method that handles the app navigation event.
ResumingEventHandler	Represents a method that handles the app resumption event.
SuspendingEventHandler	Represents a method that handles the app suspension event.

See also

• Handling Contact Actions sample
• App activated, resume, and suspend using the WRL sample
• App activate and suspend using WinJS sample
• File picker contracts sample
• Association launching sample
• Background activation sample
• Background task sample