'宣言 Public Interface IAsyncActionWithProgress(Of TProgress) Inherits IAsyncInfo
'使用法 Dim instance As IAsyncActionWithProgress(Of TProgress)
public interface IAsyncActionWithProgress<TProgress> : IAsyncInfo
'宣言 Public Interface IAsyncActionWithProgress(Of TProgress) Inherits IAsyncInfo
'使用法 Dim instance As IAsyncActionWithProgress(Of TProgress)
public interface IAsyncActionWithProgress<TProgress> : IAsyncInfo