Deferral 类
定义
重要
一些信息与预发行产品相关,相应产品在发行之前可能会进行重大修改。 对于此处提供的信息,Microsoft 不作任何明示或暗示的担保。
存储延迟完成后要调用的 DeferralCompletedHandler ,并操作延迟的状态。
public ref class Deferral sealed
/// [Windows.Foundation.Metadata.Activatable(Windows.Foundation.IDeferralFactory, 65536, Windows.Foundation.FoundationContract)]
/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.FoundationContract, 65536)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
class Deferral final
/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.FoundationContract, 65536)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
/// [Windows.Foundation.Metadata.Activatable(Windows.Foundation.IDeferralFactory, 65536, "Windows.Foundation.FoundationContract")]
class Deferral final
[Windows.Foundation.Metadata.Activatable(typeof(Windows.Foundation.IDeferralFactory), 65536, typeof(Windows.Foundation.FoundationContract))]
[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.FoundationContract), 65536)]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
public sealed class Deferral
[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.FoundationContract), 65536)]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
[Windows.Foundation.Metadata.Activatable(typeof(Windows.Foundation.IDeferralFactory), 65536, "Windows.Foundation.FoundationContract")]
public sealed class Deferral
function Deferral(handler)
Public NotInheritable Class Deferral
- 继承
- 属性
- 实现
Windows 要求
设备系列 |
Windows 10 (在 10.0.10240.0 中引入)
|
API contract |
Windows.Foundation.FoundationContract (在 v1.0 中引入)
|
注解
有关 Deferral 类的详细信息,请参阅有关 应用生命周期 中的延迟部分和 ExtendedExecution 示例。
在完成 DeferralCompletedHandler 之前,Javascript 应用不应允许导航。 这样做可能会导致应用崩溃,应将其视为编程错误。
构造函数
Deferral(DeferralCompletedHandler) |
初始化新的 Deferral 对象,并指定要在延迟完成后调用的 DeferralCompletedHandler 。 |
方法
Close() |
如果尚未调用 DeferralCompletedHandler ,这将调用它并删除对委托的引用。 |
Complete() |
如果尚未调用 DeferralCompletedHandler ,这将调用它并删除对委托的引用。 |
Dispose() |
执行与释放或重置非托管资源关联的应用程序定义的任务。 |