PickBranch Kelas

Definisi

public ref class PickBranch sealed

[System.Windows.Markup.ContentProperty("Action")]
public sealed class PickBranch

[<System.Windows.Markup.ContentProperty("Action")>]
type PickBranch = class

Public NotInheritable Class PickBranch

Warisan

Object

PickBranch

Atribut

ContentPropertyAttribute

Contoh

Sampel kode berikut menunjukkan pembuatan PickBranch aktivitas. Contoh ini berasal dari sampel Menggunakan Aktivitas Pilih .

static Activity CreateWF()
{
    Variable<string> name = new Variable<string>();
    Sequence body = new Sequence
    {
        Variables = { name },
        Activities =
        {
            new WriteLine { Text = "What is your name? (You have 5 seconds to answer)" },
            new Pick
            {
               Branches =
               {
                   new PickBranch
                    {
                       Trigger = new ReadString
                       {
                           Result = name,
                           BookmarkName = bookmarkName
                       },
                       Action = new WriteLine
                       {
                           Text = new InArgument<string>(env => "Hello " + name.Get(env))
                       }
                   },
                   new PickBranch
                    {
                       Trigger = new Delay
                       {
                           Duration = TimeSpan.FromSeconds(5)
                       },
                       Action = new WriteLine
                       {
                           Text = "Time is up."
                       }
                   }
               }
           }
       }
    };

    return body;
}

Keterangan

A PickBranch berisi Trigger dan Action. Di awal Pick eksekusi elemen, semua aktivitas pemicu dari semua PickBranch elemen dijadwalkan. Ketika aktivitas pertama (paling kiri) selesai, aktivitas tindakan yang sesuai dijadwalkan, dan semua aktivitas pemicu lainnya dibatalkan.