ChildGestureRecognizer public sealed class ChildGestureRecognizer : IGestureRecognizer, INotifyPropertyChanged A gesture recognizer for use as a child of another. Documentation Code public IGestureRecognizer GestureRecognizer { get; set; } Gets or sets the recognizer. public event PropertyChangedEventHandler PropertyChanged Event handler for changed properties. public ChildGestureRecognizer() public void OnPropertyChanged(string propertyName = "") Method that is called when the recognizer is changed.