ParallelForEach<T>.Body 屬性

定義

命名空間:

System.Activities.Statements

組件:

System.Activities.dll

針對 ActivityAction 集合中包含的每個值執行一次的 Values。

public:
 property System::Activities::ActivityAction<T> ^ Body { System::Activities::ActivityAction<T> ^ get(); void set(System::Activities::ActivityAction<T> ^ value); };

public System.Activities.ActivityAction<T> Body { get; set; }

member this.Body : System.Activities.ActivityAction<'T> with get, set

Public Property Body As ActivityAction(Of T)

屬性值

ActivityAction<T>

包含的活動動作。

範例

下列程式碼範例將示範如何設定 ParallelForEach<T> 活動的 Body 屬性。 此範例來自 公司購買程式 範例。

// invite all vendors and wait for their proposals
new ParallelForEach<Vendor>
{
    DisplayName = "Get vendor proposals",
    Values = new InArgument<IEnumerable<Vendor>>(ctx =>this.Rfp.Get(ctx).InvitedVendors),
    Body = new ActivityAction<Vendor>()
    {
        Argument = iterationVariableVendor,
        Handler = new Sequence
        {
            Variables = { tmpValue },
            Activities =
            {
                // waits for a vendor proposal (creates a bookmark for a vendor)
                new WaitForVendorProposal
                {
                    VendorId = new LambdaValue<int>(ctx =>iterationVariableVendor.Get(ctx).Id) ,
                    Result = new OutArgument<double>(tmpValue)
                },

                // after the vendor proposal is received, it is registered in the Request for Proposals
                new InvokeMethod
                {
                    TargetObject = new InArgument<RequestForProposal>(ctx =>this.Rfp.Get(ctx)),
                    MethodName = "RegisterProposal",
                    Parameters =
                    {
                        new InArgument<Vendor>(iterationVariableVendor),
                        new InArgument<double>(tmpValue)
                    }
                },
            }
        }
    }
},