UIView.SetNeedsFocusUpdate 方法

定义

当 是活动焦点环境时 this ,请求焦点更新,这可能会更改 PreferredFocusedView。 (另请参阅 UpdateFocusIfNeeded()。)

[Foundation.Export("setNeedsFocusUpdate")]
[ObjCRuntime.Introduced(ObjCRuntime.PlatformName.iOS, 9, 0, ObjCRuntime.PlatformArchitecture.All, null)]
[ObjCRuntime.Unavailable(ObjCRuntime.PlatformName.WatchOS, ObjCRuntime.PlatformArchitecture.All, null)]
public virtual void SetNeedsFocusUpdate ();
abstract member SetNeedsFocusUpdate : unit -> unit
override this.SetNeedsFocusUpdate : unit -> unit

实现

属性

适用于