ScrollPattern.VerticalScrollPercentProperty Field
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Identifies the VerticalScrollPercent property.
public: static initonly System::Windows::Automation::AutomationProperty ^ VerticalScrollPercentProperty;
public static readonly System.Windows.Automation.AutomationProperty VerticalScrollPercentProperty;
staticval mutable VerticalScrollPercentProperty : System.Windows.Automation.AutomationProperty
Public Shared ReadOnly VerticalScrollPercentProperty As AutomationProperty
Field Value
Examples
In the following example, a root element is passed to a function that returns the current scroll percentages of the viewable region within the content area.
///--------------------------------------------------------------------
/// <summary>
/// Obtains the current scroll positions of the viewable region
/// within the content area.
/// </summary>
/// <param name="targetControl">
/// The automation element of interest.
/// </param>
/// <returns>
/// The horizontal and vertical scroll percentages.
/// </returns>
///--------------------------------------------------------------------
private double[] GetScrollPercentages(AutomationElement targetControl)
{
if (targetControl == null)
{
throw new ArgumentNullException(
"AutomationElement argument cannot be null.");
}
double[] percentage = new double[2];
percentage[0] =
(double)targetControl.GetCurrentPropertyValue(
ScrollPattern.HorizontalScrollPercentProperty);
percentage[1] =
(double)targetControl.GetCurrentPropertyValue(
ScrollPattern.VerticalScrollPercentProperty);
return percentage;
}
'''--------------------------------------------------------------------
''' <summary>
''' Obtains the current scroll positions of the viewable region
''' within the content area.
''' </summary>
''' <param name="targetControl">
''' The automation element of interest.
''' </param>
''' <returns>
''' The horizontal and vertical scroll percentages.
''' </returns>
'''--------------------------------------------------------------------
Private Function GetScrollPercentages( _
ByVal targetControl As AutomationElement) As Double()
If targetControl Is Nothing Then
Throw New ArgumentNullException( _
"AutomationElement argument cannot be null.")
End If
Dim percentage(1) As Double
percentage(0) = System.Convert.ToDouble( _
targetControl.GetCurrentPropertyValue( _
ScrollPattern.HorizontalScrollPercentProperty))
percentage(1) = System.Convert.ToDouble( _
targetControl.GetCurrentPropertyValue( _
ScrollPattern.VerticalScrollPercentProperty))
Return percentage
End Function 'GetScrollPercentages
Remarks
This identifier is used by UI Automation client applications. UI Automation providers should use the equivalent field in ScrollPatternIdentifiers.
Applies to
See also
Saran dan Komentar
https://aka.ms/ContentUserFeedback.
Segera hadir: Sepanjang tahun 2024 kami akan menghentikan penggunaan GitHub Issues sebagai mekanisme umpan balik untuk konten dan menggantinya dengan sistem umpan balik baru. Untuk mengetahui informasi selengkapnya, lihat:Kirim dan lihat umpan balik untuk