命名空间: Microsoft.TeamFoundation.Threading
程序集: Microsoft.TeamFoundation.Controls(在 Microsoft.TeamFoundation.Controls.dll 中)
语法
声明
<ExtensionAttribute> _
Public Shared Function FromAsync(Of TArg1, TArg2, TResult) ( _
taskFactory As TaskFactory, _
beginMethod As Func(Of TArg1, TArg2, AsyncCallback, Object, IAsyncResult), _
endMethod As Func(Of IAsyncResult, TResult), _
arg1 As TArg1, _
arg2 As TArg2, _
state As Object, _
cancellationToken As CancellationToken, _
creationOptions As TaskCreationOptions, _
taskScheduler As TaskScheduler _
) As Task(Of TResult)
public static Task<TResult> FromAsync<TArg1, TArg2, TResult>(
this TaskFactory taskFactory,
Func<TArg1, TArg2, AsyncCallback, Object, IAsyncResult> beginMethod,
Func<IAsyncResult, TResult> endMethod,
TArg1 arg1,
TArg2 arg2,
Object state,
CancellationToken cancellationToken,
TaskCreationOptions creationOptions,
TaskScheduler taskScheduler
)
类型参数
- TArg1
- TArg2
- TResult
参数
- taskFactory
类型:System.Threading.Tasks.TaskFactory
- beginMethod
类型:System.Func<TArg1, TArg2, AsyncCallback, Object, IAsyncResult>
- endMethod
类型:System.Func<IAsyncResult, TResult>
- arg1
类型:TArg1
- arg2
类型:TArg2
- state
类型:System.Object
- cancellationToken
类型:System.Threading.CancellationToken
- creationOptions
类型:System.Threading.Tasks.TaskCreationOptions
- taskScheduler
类型:System.Threading.Tasks.TaskScheduler
返回值
类型:System.Threading.Tasks.Task<TResult>
使用说明
在 Visual Basic 和 C# 中,可以在 TaskFactory 类型的任何对象上将此方法作为实例方法来调用。当使用实例方法语法调用此方法时,请省略第一个参数。有关更多信息,请参见扩展方法 (Visual Basic)或扩展方法(C# 编程指南)。
.NET Framework 安全性
- 对直接调用方的完全信任。此成员不能由部分信任的代码使用。有关更多信息,请参见通过部分受信任的代码使用库。