StrokeCollection.PropertyDataChanged Kejadian

Definisi

Ruang nama:

System.Windows.Ink

Rakitan:

PresentationCore.dll

Terjadi ketika properti kustom ditambahkan atau dihapus dari StrokeCollection.

public:
 event System::Windows::Ink::PropertyDataChangedEventHandler ^ PropertyDataChanged;

public event System.Windows.Ink.PropertyDataChangedEventHandler PropertyDataChanged;

member this.PropertyDataChanged : System.Windows.Ink.PropertyDataChangedEventHandler 

Public Custom Event PropertyDataChanged As PropertyDataChangedEventHandler 

Jenis Acara

PropertyDataChangedEventHandler

Contoh

Contoh berikut menunjukkan cara menangani PropertyDataChanged peristiwa. Contoh ini mengasumsikan bahwa ada yang Guid dipanggil dateTimeGuid dan PropertyDataChanged peristiwa terhubung ke penanganan aktivitas yang ditentukan dalam contoh ini.

void Strokes_PropertyDataChanged(object sender, PropertyDataChangedEventArgs e)
{
    if ((e.PropertyGuid == dateTimeGuid) && (e.NewValue is DateTime))
    {
        MessageBox.Show("The timestamp for the strokes is " +
            ((DateTime)e.NewValue).ToString());
    }
}

Private Sub Strokes_PropertyDataChanged(ByVal sender As Object, _
    ByVal e As PropertyDataChangedEventArgs)

    If (e.PropertyGuid = dateTimeGuid) And (TypeOf e.NewValue Is DateTime) Then
        MessageBox.Show("The timestamp for the strokes is " & _
            (CType(e.NewValue, DateTime)).ToString())
    End If

End Sub