ExtensionMethods.FindAncestor<TAncestorType> Method (DependencyObject)
Helper method that finds the first ancestor of a given Type in the logical or visual tree.
Namespace: Microsoft.VisualStudio.PlatformUI
Assembly: Microsoft.VisualStudio.Shell.10.0 (in Microsoft.VisualStudio.Shell.10.0.dll)
Syntax
‘선언
<ExtensionAttribute> _
Public Shared Function FindAncestor(Of TAncestorType As DependencyObject) ( _
obj As DependencyObject _
) As TAncestorType
‘사용 방법
Dim obj As DependencyObject
Dim returnValue As TAncestorType
returnValue = obj.FindAncestor()
public static TAncestorType FindAncestor<TAncestorType>(
this DependencyObject obj
)
where TAncestorType : DependencyObject
[ExtensionAttribute]
public:
generic<typename TAncestorType>
where TAncestorType : DependencyObject
static TAncestorType FindAncestor(
DependencyObject^ obj
)
static member FindAncestor :
obj:DependencyObject -> 'TAncestorType when 'TAncestorType : DependencyObject
JScript does not support generic types or methods.
Type Parameters
- TAncestorType
The type of ancestor to find.
Parameters
- obj
Type: System.Windows.DependencyObject
The object at which to begin searching.
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
- Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.