public static IPropertyObserverWithGetterAndFallback <TResult> Observes <TResult>(
[NotNull] Expression <Func <TResult> > propertyExpression,
bool autoSubscribe,
[NotNull] Action action,
[NotNull] TResult fallback)
{
var observer = new PropertyObserverWithGetterAndFallback <TResult>(propertyExpression, action, fallback, PropertyObserverFlag.None);
if (autoSubscribe)
{
observer.Activate(true);
}
return(observer);
}
/// <summary>
/// Observeses the specified parameter1.
/// </summary>
/// <typeparam name="TParameter1">The type of the parameter1.</typeparam>
/// <typeparam name="TResult">The type of the result.</typeparam>
/// <param name="parameter1">The parameter1.</param>
/// <param name="propertyExpression">The property expression.</param>
/// <param name="autoSubscribe">if set to <c>true</c> [automatic subscribe].</param>
/// <param name="action">The action.</param>
/// <param name="fallback">The fallback.</param>
/// <returns>
/// The Property Observer.
/// </returns>
public static IPropertyObserverWithGetterAndFallback <TResult> Observes <TParameter1, TResult>(
[NotNull] this TParameter1 parameter1,
[NotNull] Expression <Func <TParameter1, TResult> > propertyExpression,
bool autoSubscribe,
[NotNull] Action action,
[NotNull] TResult fallback)
where TParameter1 : INotifyPropertyChanged
{
var observer = new PropertyObserverWithGetterAndFallback <TParameter1, TResult>(
parameter1,
propertyExpression,
action,
fallback, PropertyObserverFlag.None);
if (autoSubscribe)
{
observer.Activate(true);
}
return(observer);
}
