public static Action Bind(this UISwitch toggle, INotifyPropertyChanged source, string propertyName)
{
var property = source.GetProperty(propertyName);
if (property.PropertyType == typeof(bool))
{
toggle.SetValue(source, property);
var handler = new PropertyChangedEventHandler((s, e) =>
{
if (e.PropertyName == propertyName)
{
toggle.InvokeOnMainThread(() =>
toggle.SetValue(source, property));
}
});
source.PropertyChanged += handler;
var valueChanged = new EventHandler(
(sender, e) => property.GetSetMethod().Invoke(source, new object[] { toggle.On }));
toggle.ValueChanged += valueChanged;
return(new Action(() =>
{
source.PropertyChanged -= handler;
toggle.ValueChanged -= valueChanged;
}));
}
else
{
throw new InvalidCastException("Binding property is not boolean");
}
}
