ScrollChangedEventArgs.ExtentWidthChange Propriété
Définition
Important
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Obtient une valeur qui indique le changement de largeur de l’étendue de ScrollViewer.
public:
property double ExtentWidthChange { double get(); };
public double ExtentWidthChange { get; }
member this.ExtentWidthChange : double
Public ReadOnly Property ExtentWidthChange As Double
Valeur de propriété
Double qui représente le changement de la largeur de l’étendue.
Exemples
L’exemple suivant montre comment obtenir la valeur de la ExtentWidthChange propriété .
private void sChanged(object sender, ScrollChangedEventArgs e)
{
if (svrContent.CanContentScroll == true)
{
tBlock1.Foreground = System.Windows.Media.Brushes.Red;
tBlock1.Text = "ScrollChangedEvent just Occurred";
tBlock2.Text = "ExtentHeight is now " + e.ExtentHeight.ToString();
tBlock3.Text = "ExtentWidth is now " + e.ExtentWidth.ToString();
tBlock4.Text = "ExtentHeightChange was " + e.ExtentHeightChange.ToString();
tBlock5.Text = "ExtentWidthChange was " + e.ExtentWidthChange.ToString();
tBlock6.Text = "HorizontalOffset is now " + e.HorizontalOffset.ToString();
tBlock7.Text = "VerticalOffset is now " + e.VerticalOffset.ToString();
tBlock8.Text = "HorizontalChange was " + e.HorizontalChange.ToString();
tBlock9.Text = "VerticalChange was " + e.VerticalChange.ToString();
tBlock10.Text = "ViewportHeight is now " + e.ViewportHeight.ToString();
tBlock11.Text = "ViewportWidth is now " + e.ViewportWidth.ToString();
tBlock12.Text = "ViewportHeightChange was " + e.ViewportHeightChange.ToString();
tBlock13.Text = "ViewportWidthChange was " + e.ViewportWidthChange.ToString();
}
else
{
tBlock1.Text = "";
}
Private Sub sChanged(ByVal sender As Object, ByVal args As ScrollChangedEventArgs)
If (sv1.CanContentScroll = True) Then
tBlock1.Foreground = System.Windows.Media.Brushes.Red
tBlock1.Text = "ScrollChangedEvent just Occurred"
tBlock3.Text = "ExtentWidth is now " + args.ExtentWidth.ToString()
tBlock4.Text = "ExtentHeightChange was " + args.ExtentHeightChange.ToString()
tBlock5.Text = "ExtentWidthChange was " + args.ExtentWidthChange.ToString()
tBlock6.Text = "HorizontalOffset is now " + args.HorizontalOffset.ToString()
tBlock7.Text = "VerticalOffset is now " + args.VerticalOffset.ToString()
tBlock8.Text = "HorizontalChange was " + args.HorizontalChange.ToString()
tBlock9.Text = "VerticalChange was " + args.VerticalChange.ToString()
tBlock10.Text = "ViewportHeight is now " + args.ViewportHeight.ToString()
tBlock11.Text = "ViewportWidth is now " + args.ViewportWidth.ToString()
tBlock12.Text = "ViewportHeightChange was " + args.ViewportHeightChange.ToString()
tBlock13.Text = "ViewportWidthChange was " + args.ViewportWidthChange.ToString()
Else
tBlock1.Text = ""
End If
S’applique à
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