/// <summary>
/// Creates the specified can execute expression.
/// </summary>
/// <param name="canExecuteExpression">The can execute expression.</param>
/// <param name="fallback">if set to <c>true</c> [fallback].</param>
/// <returns></returns>
public static CanExecuteObserver Create([NotNull] Expression <Func <bool> > canExecuteExpression, bool fallback)
{
var instance = new CanExecuteObserver(canExecuteExpression, fallback);
instance.Subscribe();
return(instance);
}
/// <summary>
/// Creates the specified can execute expression.
/// </summary>
/// <param name="canExecuteExpression">The can execute expression.</param>
/// <returns>Can Execute Observer.</returns>
public static CanExecuteObserver Create([NotNull] Expression <Func <bool> > canExecuteExpression)
{
var instance = new CanExecuteObserver(canExecuteExpression);
instance.Subscribe();
instance.Update += () => { Debug.WriteLine("Update"); };
return(instance);
}
/// <summary>
/// Creates the specified owner.
/// </summary>
/// <param name="parameter">The owner.</param>
/// <param name="canExecuteExpression">The can execute expression.</param>
/// <returns>The observer.</returns>
public static CanExecuteObserver <TParameter1> Create(
TParameter1 parameter,
Expression <Func <TParameter1, bool> > canExecuteExpression)
{
var instance = new CanExecuteObserver <TParameter1>(parameter, canExecuteExpression);
instance.Subscribe();
return(instance);
}