| DependencyObjectExtensionsTryFindAncestorOrSelfT Method (DependencyObject, FuncT, Boolean) |
Returns the first element in the ancestor list that implements the type of the type parameter.
Namespace:
TomsToolbox.Wpf
Assembly:
TomsToolbox.Wpf (in TomsToolbox.Wpf.dll)
Syntax public static T TryFindAncestorOrSelf<T>(
this DependencyObject self,
Func<T, bool> match
)
where T : class
<ExtensionAttribute>
Public Shared Function TryFindAncestorOrSelf(Of T As Class) (
self As DependencyObject,
match As Func(Of T, Boolean)
) As T
Parameters
- self
- Type: System.WindowsDependencyObject
The starting element. - match
- Type: SystemFuncT, Boolean
The predicate to match.
Type Parameters
- T
- The type of element to return.
Return Value
Type:
TThe first element matching the criteria, or null if no element was found.
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).
See Also