Windows.Devices.Printers.Extensions.ExtensionsContract Provides the context for the printer extension object. Gets the context for the printer extension object based on the DeviceInformation ID. The device information ID for the print device. Pointer to the context. Contains properties that allow a client to access and/or manipulate print event data and print device name information. Gets or sets the event data for a print notification event. The print notification event data. Gets the name of the print device associated with the print notification. The print device name. Allows a client to retrieve the print task extension context, and also to add an event handler to the print task. Gets the context for the print task extension. The context for the print task extension. Raised by the print window for your app to notify the device app that the print ticket must be updated. Called when the print dialog for your app raises a SaveRequested event. Gets the date-time object that provides the deadline information for the print task. The deadline for the print task. Called by the device app to cancel the client's request to save the print task configuration. Called by the device app when it has to complete some asynchronous tasks before it can save the print task configuration information. The object that represents the deferral for the print task configuration save request. Called by the device app to save the print task configuration. The object that represents the print task extension context. Called by the device app to provide an update of the status of the deferral. Called by the device app when the deferral is completed. Called to notify the device app that the print task configuration must be saved. Gets the information that is required for updating the print task configuration. The print task configuration save request.