public RelayCommand(Action execute, PredicateDelegate canExecute)
{
if (execute == null)
throw new ArgumentNullException("execute");
_execute = execute;
_canExecute = (object obj) => { return canExecute(); };
}
public RelayCommand(Action execute, Predicate<object> canExecute)
{
if (execute == null)
throw new ArgumentNullException("execute");
_execute = execute;
_canExecute = canExecute;
}
public void RemoveFilter(Predicate<object> filter)
{
if (m_filters.Contains(filter))
{
m_filters.Remove(filter);
TriggerEvent(this, new GroupFilterEventArgs(GroupFilterEvent.FILTER_MODIFIED));
}
}
public void Set(Predicate<object> _filter)
{
Debug.Assert(_filter != null);
Clear();
m_filter = new Predicate<object>(_filter);
m_parent.AddFilter(m_filter);
}
/// <summary>
/// Initializes a new instance of the <see cref="RelayCommand"/> class.
/// </summary>
/// <param name="execute">The execute.</param>
/// <param name="canExecute">The can execute.</param>
/// <exception cref="System.ArgumentNullException">execute</exception>
public RelayCommand(Action<object> execute, Predicate<object> canExecute)
{
if (execute == null)
{
throw new ArgumentNullException("execute");
}
this.execute = execute;
this.canExecute = canExecute;
}
/// <summary>
/// Gets all worker roles that matches given predicate.
/// </summary>
/// <param name="predicate">The matching predicate</param>
/// <returns>Matched items</returns>
public IEnumerable<WorkerRole> GetWorkerRoles(Predicate<WorkerRole> predicate)
{
return Array.FindAll<WorkerRole>(Definition.WorkerRole, predicate);
}
public AssemblySpecification(Predicate<string> filter)
{
This = new None<Assembly>();
Filter = filter;
}
private static int ReadInputUntilValid(Predicate<int> condition, string errorMessage = "Invalid Selection!")
{
var conditionMet = false;
var input = -1;
while (!conditionMet)
{
input = ReadInputUntilValid();
conditionMet = condition(input);
if (!conditionMet)
{
Console.WriteLine(errorMessage);
}
}
return input;
}
public void AddFilter(Predicate<object> filter)
{
m_filters.Add(filter);
TriggerEvent(this, new GroupFilterEventArgs(GroupFilterEvent.FILTER_MODIFIED));
}
public Predicate Or(Predicate predicate)
{
return new Predicate(this.condition || predicate.Evaluate());
}
public Predicate And(Predicate predicate)
{
return new Predicate(this.condition && predicate.Evaluate());
}
