<PackageReference Include="System.ObjectModel" Version="4.0.11-beta-23409" />

PropertyChangedEventHandler

Represents the method that will handle the PropertyChanged event raised when a property is changed on a component.
public PropertyChangedEventHandler(object object, IntPtr method)

public virtual IAsyncResult BeginInvoke(object sender, PropertyChangedEventArgs e, AsyncCallback callback, object object)

public virtual void EndInvoke(IAsyncResult result)

public virtual void Invoke(object sender, PropertyChangedEventArgs e)