ActivityTrackingCondition.Value Properti

Definisi

Ruang nama:

System.Workflow.Runtime.Tracking

Rakitan:

System.Workflow.Runtime.dll

Nilai yang akan dibandingkan dengan Member.

public:
 virtual property System::String ^ Value { System::String ^ get(); void set(System::String ^ value); };

public override string Value { get; set; }

member this.Value : string with get, set

Public Overrides Property Value As String

Nilai Properti

String

Nilai yang digunakan dalam perbandingan.

Contoh

Sampel kode berikut menunjukkan akses properti Value. Contoh ini berasal dari sampel SDK Desainer Profil Pelacakan. Untuk informasi selengkapnya, lihat Sampel Perancang Profil Pelacakan.

/// <summary>
/// Saves a tracking condition for an activity
/// </summary>
/// <param name="activity"></param>
/// <param name="key"></param>
/// <param name="member"></param>
/// <param name="op"></param>
/// <param name="value"></param>
internal void SaveTrackingCondition(Activity activity, ref ActivityTrackingCondition key, string member, ComparisonOperator op, string value)
{
    ActivityTrackPoint trackPoint = GetTrackPointForActivity(activity);
    if (trackPoint != null)
    {
        if (key == null)
        {
            key = new ActivityTrackingCondition();
            trackPoint.MatchingLocations[0].Conditions.Add(key);
        }
        key.Member = member;
        key.Value = value;
        key.Operator = op;
    }
}

' Saves a tracking condition for an activity
' <param name="activity"></param>
' <param name="key"></param>
' <param name="member"></param>
' <param name="op"></param>
' <param name="value"></param>
Friend Sub SaveTrackingCondition(ByVal activity As Activity, ByRef key As ActivityTrackingCondition, ByVal member As String, ByVal op As ComparisonOperator, ByVal value As String)
    Dim trackPoint As ActivityTrackPoint = GetTrackPointForActivity(activity)
    If trackPoint IsNot Nothing Then
        If (key Is Nothing) Then
            key = New ActivityTrackingCondition()
            trackPoint.MatchingLocations(0).Conditions.Add(key)
        End If
        key.Member = member
        key.Value = value
        key.Operator = op
    End If
End Sub

Keterangan

Value dibandingkan dengan nilai

Member dengan menerapkan Operator.

Jika Anda menggunakan konstruktor tanpa parameter untuk ActivityTrackingCondition, Anda harus secara eksplisit mengatur Value.