UNNotificationAttachment.FromIdentifier Method

Definition

Namespace:: UserNotifications

Assembly:: Microsoft.iOS.dll

Assembly:: Microsoft.MacCatalyst.dll

Assembly:: Microsoft.macOS.dll

Important

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Overloads

Name	Description
FromIdentifier(String, NSUrl, NSDictionary, NSError)	Creates and returns a new notification attachment with the supplied `identifier`, `url`, `options`, and `options`.
FromIdentifier(String, NSUrl, UNNotificationAttachmentOptions, NSError)	Creates a new attachment for a notification from the file at the specified `url`.

FromIdentifier(String, NSUrl, NSDictionary, NSError)

Creates and returns a new notification attachment with the supplied identifier, url, options, and options.

[Foundation.Export("attachmentWithIdentifier:URL:options:error:")]
[ObjCRuntime.BindingImpl(ObjCRuntime.BindingImplOptions.GeneratedCode | ObjCRuntime.BindingImplOptions.Optimizable)]
public static UserNotifications.UNNotificationAttachment? FromIdentifier(string identifier, Foundation.NSUrl url, Foundation.NSDictionary? options, out Foundation.NSError? error);

[<Foundation.Export("attachmentWithIdentifier:URL:options:error:")>]
[<ObjCRuntime.BindingImpl(ObjCRuntime.BindingImplOptions.GeneratedCode | ObjCRuntime.BindingImplOptions.Optimizable)>]
static member FromIdentifier : string * Foundation.NSUrl * Foundation.NSDictionary * NSError -> UserNotifications.UNNotificationAttachment

Parameters

identifier: String

The unique attachment identifier.

url: NSUrl

The location of the attachment.

options: NSDictionary

A dictionary of attachment options, such as clipping rectangles, animation frame numbers, and so on.

This parameter can be null.

error: NSError

A location to which errors will be written.

This parameter can be null.

Returns

UNNotificationAttachment

A new notification attachmen.

Attributes: ExportAttribute BindingImplAttribute

Applies to

FromIdentifier(String, NSUrl, UNNotificationAttachmentOptions, NSError)

Creates a new attachment for a notification from the file at the specified url.

public static UserNotifications.UNNotificationAttachment? FromIdentifier(string identifier, Foundation.NSUrl url, UserNotifications.UNNotificationAttachmentOptions attachmentOptions, out Foundation.NSError? error);

public static UserNotifications.UNNotificationAttachment? FromIdentifier(string identifier, Foundation.NSUrl url, UserNotifications.UNNotificationAttachmentOptions? attachmentOptions, out Foundation.NSError? error);

static member FromIdentifier : string * Foundation.NSUrl * UserNotifications.UNNotificationAttachmentOptions * NSError -> UserNotifications.UNNotificationAttachment

Parameters

identifier: String

The unique identifier for the attachment, or an empty string to have one generated automatically.

url: NSUrl

The URL of the file to attach.

attachmentOptions: UNNotificationAttachmentOptions

Options that describe how the attachment should be handled, or null to use the default options.

error: NSError

On failure, contains the error that describes why the attachment could not be created.

Returns

UNNotificationAttachment

A new UNNotificationAttachment, or null if the attachment could not be created.

Applies to