While.Body 屬性

定義

命名空間:

System.Activities.Statements

組件:

System.Activities.dll

要在 While 迴圈中執行的 Activity。

public:
 property System::Activities::Activity ^ Body { System::Activities::Activity ^ get(); void set(System::Activities::Activity ^ value); };

[System.Windows.Markup.DependsOn("Condition")]
public System.Activities.Activity Body { get; set; }

[<System.Windows.Markup.DependsOn("Condition")>]
member this.Body : System.Activities.Activity with get, set

Public Property Body As Activity

屬性值

Activity

要執行的活動。

屬性

DependsOnAttribute

範例

下列程式碼範例將示範如何設定 While 活動的 Body 屬性。

new While
{
    Condition = true,
    Body = new Receive
    {
        ServiceContractName = Constants.POContractName,
        OperationName = Constants.UpdatePOName,
        CorrelatesWith = poidHandle, // identifies that the UpdatePO operation is waiting on the PurchaseOrderId that was used to initialize this handle
        CorrelatesOn = new MessageQuerySet // the query that is used on an incoming message to find the requisite PurchaseOrderId specified in the correlation
        {
            // Id is the name of the incoming parameter within the PurchaseOrder
            { "PoId", new XPathMessageQuery("sm:body()/defns:PurchaseOrder/defns:Id", Constants.XPathMessageContext) }
        },
        Content = ReceiveContent.Create(new OutArgument<PurchaseOrder>(po)) // creates a ReceiveMessageContent
    }
},