public static LightDictionaryBase <string, object> GetOrAddAttachedValues(NotifyPropertyChangedBase model, bool addNew)
{
if (addNew && model.AttachedValues == null)
{
Interlocked.CompareExchange(ref model.AttachedValues, new AttachedValueDictionary(), null);
}
return(model.AttachedValues);
}
public static void ClearAttachedValues(NotifyPropertyChangedBase model)
{
var values = model.AttachedValues;
if (values != null)
{
values.Clear();
}
}
public static void ClearAttachedValues(NotifyPropertyChangedBase model)
{
model.AttachedValues?.Clear();
}
// *** Static Methods ***
public static string GetPropertyName(Expression <Func <TestableNotifyPropertyChanged, object> > propertyExpression)
{
return(NotifyPropertyChangedBase.GetPropertyName(propertyExpression));
}