/// <summary>
/// Gets the DependencyProperty value of the DependencyObject return by the query.
/// </summary>
public static object GetDependencyPropertyValue(this QueryEx query, string dependencyPropertyName)
=> App.Query(q => query.Unwrap(q).InvokeGeneric("browser:Uno.UI.WindowManager.current|GetDependencyPropertyValue", dependencyPropertyName)).FirstOrDefault();