ExtensionMethods.FindAncestorOrSelf<TAncestorType> Method

Helper method that finds the first ancestor of a given Type in the logical or visual tree, or the object itself if it matches in type.

Namespace:  Microsoft.VisualStudio.PlatformUI
Assembly:  Microsoft.VisualStudio.Shell.10.0 (in Microsoft.VisualStudio.Shell.10.0.dll)

Syntax

声明
<ExtensionAttribute> _
Public Shared Function FindAncestorOrSelf(Of TAncestorType As DependencyObject) ( _
    obj As DependencyObject _
) As TAncestorType
用法
Dim obj As DependencyObject
Dim returnValue As TAncestorType

returnValue = obj.FindAncestorOrSelf()
public static TAncestorType FindAncestorOrSelf<TAncestorType>(
    this DependencyObject obj
)
where TAncestorType : DependencyObject
[ExtensionAttribute]
public:
generic<typename TAncestorType>
where TAncestorType : DependencyObject
static TAncestorType FindAncestorOrSelf(
    DependencyObject^ obj
)
static member FindAncestorOrSelf : 
        obj:DependencyObject -> 'TAncestorType  when 'TAncestorType : DependencyObject
JScript does not support generic types or methods.

Type Parameters

  • TAncestorType
    The type of ancestor to find.

Parameters

Return Value

Type: TAncestorType

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type DependencyObject. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).

.NET Framework Security

See Also

Reference

ExtensionMethods Class

ExtensionMethods Members

Microsoft.VisualStudio.PlatformUI Namespace