本文整理汇总了VB.NET中System.Windows.Automation.TextPattern.MarginTrailingAttribute字段的典型用法代码示例。如果您正苦于以下问题：VB.NET TextPattern.MarginTrailingAttribute字段的具体用法？VB.NET TextPattern.MarginTrailingAttribute怎么用？VB.NET TextPattern.MarginTrailingAttribute使用的例子？那么, 这里精选的字段代码示例或许可以为您提供帮助。
在下文中一共展示了TextPattern.MarginTrailingAttribute字段的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的VB.NET代码示例。
示例1: GetMarginTrailingAttribute
Private Sub GetMarginTrailingAttribute()
' Start application.
Dim p As Process = Process.Start("Notepad.exe", "text.txt")
' target --> The root AutomationElement.
Dim target As AutomationElement = AutomationElement.FromHandle(p.MainWindowHandle)
' Specify the control type we're looking for, in this case 'Document'
Dim cond As PropertyCondition = New PropertyCondition(AutomationElement.ControlTypeProperty, ControlType.Document)
Dim textProvider As AutomationElement = target.FindFirst(TreeScope.Descendants, cond)
Dim textpatternPattern As TextPattern = CType(textProvider.GetCurrentPattern(TextPattern.Pattern), TextPattern)
If (textpatternPattern Is Nothing) Then
Console.WriteLine("Root element does not contain a descendant that supports TextPattern.")
Return
End If
Dim oAttribute As Object = textpatternPattern.DocumentRange.GetAttributeValue(TextPattern.MarginTrailingAttribute)
If (oAttribute = TextPattern.MixedAttributeValue) Then
Console.WriteLine("Mixed trailing margins.")
Else
Console.WriteLine(oAttribute.ToString())
End If
End Sub