DispatcherExtensions.DispatchAsync 方法

定义

命名空间:

Microsoft.Maui.Dispatching

程序集:

Microsoft.Maui.dll

重载

DispatchAsync(IDispatcher, Action)	计划从工作线程在 UI 线程上提供的操作。
DispatchAsync(IDispatcher, Func<Task>)	从工作线程在 UI 线程上计划提供的函数。
DispatchAsync<T>(IDispatcher, Func<Task<T>>)	从工作线程在 UI 线程上计划提供的函数。
DispatchAsync<T>(IDispatcher, Func<T>)	计划从工作线程在 UI 线程上提供的回调，并异步返回结果。

DispatchAsync(IDispatcher, Action)

Source:

DispatcherExtensions.cs

计划从工作线程在 UI 线程上提供的操作。

public:
[System::Runtime::CompilerServices::Extension]
 static System::Threading::Tasks::Task ^ DispatchAsync(Microsoft::Maui::Dispatching::IDispatcher ^ dispatcher, Action ^ action);

public static System.Threading.Tasks.Task DispatchAsync (this Microsoft.Maui.Dispatching.IDispatcher dispatcher, Action action);

static member DispatchAsync : Microsoft.Maui.Dispatching.IDispatcher * Action -> System.Threading.Tasks.Task

<Extension()>
Public Function DispatchAsync (dispatcher As IDispatcher, action As Action) As Task

参数

dispatcher

IDispatcher

调用 IDispatcher 此方法的实例。

action

Action

调度程序要执行的方法。

返回

Task

Task.

DispatchAsync(IDispatcher, Func<Task>)

Source:

DispatcherExtensions.cs

从工作线程在 UI 线程上计划提供的函数。

public:
[System::Runtime::CompilerServices::Extension]
 static System::Threading::Tasks::Task ^ DispatchAsync(Microsoft::Maui::Dispatching::IDispatcher ^ dispatcher, Func<System::Threading::Tasks::Task ^> ^ funcTask);

public static System.Threading.Tasks.Task DispatchAsync (this Microsoft.Maui.Dispatching.IDispatcher dispatcher, Func<System.Threading.Tasks.Task> funcTask);

static member DispatchAsync : Microsoft.Maui.Dispatching.IDispatcher * Func<System.Threading.Tasks.Task> -> System.Threading.Tasks.Task

<Extension()>
Public Function DispatchAsync (dispatcher As IDispatcher, funcTask As Func(Of Task)) As Task

参数

dispatcher

IDispatcher

调用 IDispatcher 此方法的实例。

funcTask

Func<Task>

调度程序要执行的函数。

返回

Task

Task.

DispatchAsync<T>(IDispatcher, Func<Task<T>>)

Source:

DispatcherExtensions.cs

从工作线程在 UI 线程上计划提供的函数。

public:
generic <typename T>
[System::Runtime::CompilerServices::Extension]
 static System::Threading::Tasks::Task<T> ^ DispatchAsync(Microsoft::Maui::Dispatching::IDispatcher ^ dispatcher, Func<System::Threading::Tasks::Task<T> ^> ^ funcTask);

public static System.Threading.Tasks.Task<T> DispatchAsync<T> (this Microsoft.Maui.Dispatching.IDispatcher dispatcher, Func<System.Threading.Tasks.Task<T>> funcTask);

static member DispatchAsync : Microsoft.Maui.Dispatching.IDispatcher * Func<System.Threading.Tasks.Task<'T>> -> System.Threading.Tasks.Task<'T>

<Extension()>
Public Function DispatchAsync(Of T) (dispatcher As IDispatcher, funcTask As Func(Of Task(Of T))) As Task(Of T)

类型参数

T

从此方法返回的类型。

参数

dispatcher

IDispatcher

调用 IDispatcher 此方法的实例。

funcTask

Func<Task<T>>

调度程序要执行的函数。

返回

Task<T>

一个 Task<TResult> 对象，包含有关调度程序操作状态的信息。

DispatchAsync<T>(IDispatcher, Func<T>)

Source:

DispatcherExtensions.cs

计划从工作线程在 UI 线程上提供的回调，并异步返回结果。

public:
generic <typename T>
[System::Runtime::CompilerServices::Extension]
 static System::Threading::Tasks::Task<T> ^ DispatchAsync(Microsoft::Maui::Dispatching::IDispatcher ^ dispatcher, Func<T> ^ func);

public static System.Threading.Tasks.Task<T> DispatchAsync<T> (this Microsoft.Maui.Dispatching.IDispatcher dispatcher, Func<T> func);

static member DispatchAsync : Microsoft.Maui.Dispatching.IDispatcher * Func<'T> -> System.Threading.Tasks.Task<'T>

<Extension()>
Public Function DispatchAsync(Of T) (dispatcher As IDispatcher, func As Func(Of T)) As Task(Of T)

类型参数

T

从此方法返回的类型。

参数

dispatcher

IDispatcher

调用 IDispatcher 此方法的实例。

func

Func<T>

调度程序要执行的方法。

返回

Task<T>

一个 Task<TResult> 对象，包含有关调度程序操作状态的信息。