ChatMessageReader.ReadBatchAsync 方法

定义

命名空间:

Windows.ApplicationModel.Chat

重载

ReadBatchAsync()	从消息存储返回聊天消息的批列表。
ReadBatchAsync(Int32)	从限制为指定大小的消息存储中返回聊天消息的批列表。

ReadBatchAsync()

从消息存储返回聊天消息的批列表。

public:
 virtual IAsyncOperation<IVectorView<ChatMessage ^> ^> ^ ReadBatchAsync() = ReadBatchAsync;

/// [Windows.Foundation.Metadata.RemoteAsync]
IAsyncOperation<IVectorView<ChatMessage>> ReadBatchAsync();

[Windows.Foundation.Metadata.RemoteAsync]
public IAsyncOperation<IReadOnlyList<ChatMessage>> ReadBatchAsync();

function readBatchAsync()

Public Function ReadBatchAsync () As IAsyncOperation(Of IReadOnlyList(Of ChatMessage))

返回

IAsyncOperation<IVectorView<ChatMessage>>

IAsyncOperation<IReadOnlyList<ChatMessage>>

一个异步操作，在成功完成时返回聊天消息列表。

属性

RemoteAsyncAttribute

Windows 要求

应用功能	chat blockedChatMessages chatSystem smsSend

注解

此方法返回 ChatMessage 类对象的 IReadOnlyList。 方法作为 IAsyncOperation 调用，如以下示例所示：

IReadOnlyList<ChatMessage> msgList = await messageStore.GetMessageReader.ReadBatchAsync();

另请参阅

• ReadBatchAsync(Int32)

ReadBatchAsync(Int32)

从限制为指定大小的消息存储中返回聊天消息的批列表。

public:
 virtual IAsyncOperation<IVectorView<ChatMessage ^> ^> ^ ReadBatchAsync(int count) = ReadBatchAsync;

/// [Windows.Foundation.Metadata.Overload("ReadBatchWithCountAsync")]
/// [Windows.Foundation.Metadata.RemoteAsync]
IAsyncOperation<IVectorView<ChatMessage>> ReadBatchAsync(int const& count);

[Windows.Foundation.Metadata.Overload("ReadBatchWithCountAsync")]
[Windows.Foundation.Metadata.RemoteAsync]
public IAsyncOperation<IReadOnlyList<ChatMessage>> ReadBatchAsync(int count);

function readBatchAsync(count)

Public Function ReadBatchAsync (count As Integer) As IAsyncOperation(Of IReadOnlyList(Of ChatMessage))

参数

count

Int32

int

要读取的批的大小。

返回

IAsyncOperation<IVectorView<ChatMessage>>

IAsyncOperation<IReadOnlyList<ChatMessage>>

一个异步操作，在成功完成时返回聊天消息列表。

属性

OverloadAttribute RemoteAsyncAttribute

Windows 要求

应用功能	chat blockedChatMessages chatSystem smsSend

另请参阅

• ReadBatchAsync()