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IDispatcherService

Name Value
Assembly Catel.Core
Namespace Catel.Services
Available on .NET Framework 4.5, .NET Framework 4.6, Xamarin - Android, Xamarin - iOS 
public interface IDispatcherService

Service that allows the retrieval of the UI dispatcher.

Methods

BeginInvoke(Action action, bool onlyBeginInvokeWhenNoAccess)

Executes the specified delegate asynchronously with the specified arguments on the thread that the Dispatcher was created on.

Parameters

Name Description
action The action.
onlyBeginInvokeWhenNoAccess If set totrue, the action will be executed directly if possible. Otherwise,Dispatcher.BeginInvoke will be used.

Invoke(Action action, bool onlyInvokeWhenNoAccess)

Executes the specified action with the specified arguments synchronously on the thread the Dispatcher is associated with.

Parameters

Name Description
action The action.
onlyInvokeWhenNoAccess If set totrue, the action will be executed directly if possible. Otherwise,Dispatcher.BeginInvoke will be used.

Exceptions

Name Description
ArgumentNullException The action isnull.

InvokeAsync(Action action)

Executes the specified delegate asynchronously with the specified arguments on the thread that the Dispatcher was created on.

Parameters

Name Description
action The action.

Returns

The task representing the action.

InvokeAsync(Delegate method, object[] args)

Executes the specified delegate asynchronously with the specified arguments on the thread that the Dispatcher was created on.

Parameters

Name Description
method The method.
args The arguments to pass into the method.

Returns

The task representing the action.

InvokeAsync<T>(Func<T> func)

Executes the specified delegate asynchronously with the specified arguments on the thread that the Dispatcher was created on.

Type Parameters

T The type of the result.

Parameters

Name Description
func The function.

Returns

The task representing the action.

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