FindAncestorOfType<T>(Visual, Boolean, Predicate<T>) Method

Finds first ancestor of given type that matches a predicate.

Definition

Namespace: Avalonia.VisualTree
Assembly: Avalonia.Base (in Avalonia.Base.dll)

C#

public static T FindAncestorOfType<T>(
	this Visual? visual,
	bool includeSelf,
	Predicate<T>? predicate
)
where T : class

VB

<ExtensionAttribute>
Public Shared Function FindAncestorOfType(Of T As Class) ( 
	visual As Visual,
	includeSelf As Boolean,
	predicate As Predicate(Of T)
) As T

F#

[<ExtensionAttribute>]
static member FindAncestorOfType : 
        visual : Visual * 
        includeSelf : bool * 
        predicate : Predicate<'T> -> 'T  when 'T : not struct

Parameters

  Visual

The visual.

  Boolean

If given visual should be included in search.

  Predicate(T)

The predicate that the ancestor must match.

Type Parameters

Ancestor type.

Return Value

T
First ancestor of given type.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type Visual. 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

Reference

VisualExtensions Class
FindAncestorOfType Overload
Avalonia.VisualTree Namespace