Find a parent element of the requested type #wpv #csharp

VisualTreeHelperExtensions.cs

public static class VisualTreeHelperExtensions
{
    public static T FindAncestor<T>(DependencyObject dependencyObject)
        where T : class
    {
        DependencyObject target = dependencyObject;
        do
        {
            target = VisualTreeHelper.GetParent(target);
        }
        while (target != null && !(target is T));
        return target as T;
    }
    
    public static T FindAncestor<T>(this DependencyObject obj)
        where T : class
    {
        return FindAncestor<T>(obj);
    }
}

zzzUsage.cs

var grid1 = this.FindAncestor<Grid>();
var grid2 = VisualTreeHelperExtensions.FindAncestor<Grid>(target);