ScrollPattern.HorizontalViewSizeProperty Veld

public: static initonly System::Windows::Automation::AutomationProperty ^ HorizontalViewSizeProperty;

public static readonly System.Windows.Automation.AutomationProperty HorizontalViewSizeProperty;

 staticval mutable HorizontalViewSizeProperty : System.Windows.Automation.AutomationProperty

Public Shared ReadOnly HorizontalViewSizeProperty As AutomationProperty 

Waarde van veld

Voorbeelden

In het volgende voorbeeld wordt een hoofdelement doorgegeven aan een functie die de huidige verticale en horizontale grootten van het weergavegebied retourneert als percentages van het totale inhoudsgebied.

///--------------------------------------------------------------------
/// <summary>
/// Obtains the current vertical and horizontal sizes of the viewable  
/// region as percentages of the total content area.
/// </summary>
/// <param name="targetControl">
/// The automation element of interest.
/// </param>
/// <returns>
/// The horizontal and vertical view sizes.
/// </returns>
///--------------------------------------------------------------------
private double[] GetViewSizes(AutomationElement targetControl)
{
    if (targetControl == null)
    {
        throw new ArgumentNullException(
            "AutomationElement argument cannot be null.");
    }

    double[] viewSizes = new double[2];

    viewSizes[0] =
        (double)targetControl.GetCurrentPropertyValue(
        ScrollPattern.HorizontalViewSizeProperty);

    viewSizes[1] =
         (double)targetControl.GetCurrentPropertyValue(
         ScrollPattern.VerticalViewSizeProperty);

    return viewSizes;
}

'''--------------------------------------------------------------------
''' <summary>
''' Obtains the current vertical and horizontal sizes of the viewable  
''' region as percentages of the total content area.
''' </summary>
''' <param name="targetControl">
''' The automation element of interest.
''' </param>
''' <returns>
''' The horizontal and vertical view sizes.
''' </returns>
'''--------------------------------------------------------------------
Private Overloads Function GetViewSizes( _
ByVal targetControl As AutomationElement) As Double()
    If targetControl Is Nothing Then
        Throw New ArgumentNullException( _
        "AutomationElement argument cannot be null.")
    End If

    Dim viewSizes(1) As Double

    viewSizes(0) = System.Convert.ToDouble( _
    targetControl.GetCurrentPropertyValue( _
    ScrollPattern.HorizontalViewSizeProperty))

    viewSizes(1) = System.Convert.ToDouble( _
    targetControl.GetCurrentPropertyValue( _
    ScrollPattern.VerticalViewSizeProperty))

    Return viewSizes

End Function 'GetViewSizes

Opmerkingen

Deze id wordt gebruikt door UI Automation clienttoepassingen. UI Automation providers moeten het equivalente veld in ScrollPatternIdentifiers gebruiken.

Zie ook

• VerticalViewSizeProperty