bool IsOperationValid(IOperationValidity validity, Operations operation)
{
if (validity != null && validity.OperationValidity(operation))
{
return(true);
}
return(false);
}
public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
{
IOperationValidity validity = (value as IOperationValidity);
Operations operation = (Operations)Enum.Parse(typeof(Operations), (String)parameter, true);
//TODO: Throw exceptions for when operation is unknown or the typeof(value) does not implement IOperationValidity
if (targetType == typeof(System.Windows.Visibility))
{
return(IsOperationValid(validity, operation) ? System.Windows.Visibility.Visible : System.Windows.Visibility.Collapsed);
}
return(IsOperationValid(validity, operation));
}
bool IsOperationValid(IOperationValidity validity, Operations operation)
{
if (validity != null && validity.OperationValidity(operation))
return true;
return false;
}
