/// <summary>
/// Applies the current order of conditions to the <see cref="Conditions" /> collection
/// </summary>
public void ApplyOrder()
{
if (_disposed)
{
throw new ObjectDisposedException("ConditionalDataBinding");
}
_conditions.Sort((a, b) => a.Order.CompareTo(b.Order));
for (int index = 0; index < _conditions.Count; index++)
{
DataBindingCondition <TLayerProperty, TProperty> condition = _conditions[index];
condition.Order = index + 1;
}
}
/// <inheritdoc />
public TProperty GetValue(TProperty baseValue)
{
if (_disposed)
{
throw new ObjectDisposedException("ConditionalDataBinding");
}
DataBindingCondition <TLayerProperty, TProperty> condition = Conditions.FirstOrDefault(c => c.Evaluate());
if (condition != null)
{
Console.WriteLine();
}
return(condition == null ? baseValue : condition.Value);
}
/// <summary>
/// Adds a condition to the conditional data binding's <see cref="Conditions" /> collection
/// </summary>
/// <returns>The newly created <see cref="DataBindingCondition{TLayerProperty,TProperty}" /></returns>
public DataBindingCondition <TLayerProperty, TProperty> AddCondition()
{
if (_disposed)
{
throw new ObjectDisposedException("ConditionalDataBinding");
}
DataBindingCondition <TLayerProperty, TProperty> condition = new DataBindingCondition <TLayerProperty, TProperty>(this);
_conditions.Add(condition);
ApplyOrder();
OnConditionsUpdated();
return(condition);
}
/// <summary>
/// Removes a condition from the conditional data binding's <see cref="Conditions" /> collection and disposes it
/// </summary>
/// <param name="condition"></param>
public void RemoveCondition(DataBindingCondition <TLayerProperty, TProperty> condition)
{
if (_disposed)
{
throw new ObjectDisposedException("ConditionalDataBinding");
}
if (!_conditions.Contains(condition))
{
return;
}
_conditions.Remove(condition);
condition.Dispose();
ApplyOrder();
OnConditionsUpdated();
}
