void AddWithNotification(WritableKeyValuePair <TKey, TValue> keyvaluepair)
{
dictionary.Add(keyvaluepair);
CollectionChanged(this, new NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction.Add,
keyvaluepair));
PropertyChanged(this, new PropertyChangedEventArgs("Count"));
}
void UpdateWithNotification(WritableKeyValuePair <TKey, TValue> newkeyvaluepair)
{
if (this.ContainsKey(newkeyvaluepair.Key))
{
var index = IndexOf(newkeyvaluepair.Key);
var oldvalue = dictionary[index];
dictionary[index] = newkeyvaluepair;
CollectionChanged(this, new NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction.Replace,
newkeyvaluepair, oldvalue, index));
}
else
{
AddWithNotification(newkeyvaluepair);
}
}
public void Insert(int index, WritableKeyValuePair <TKey, TValue> item)
{
throw new NotImplementedException();
}
public int IndexOf(WritableKeyValuePair <TKey, TValue> item)
{
return(dictionary.IndexOf(item));
}
bool ICollection <WritableKeyValuePair <TKey, TValue> > .Remove(WritableKeyValuePair <TKey, TValue> item)
{
return(RemoveWithNotification(item.Key));
}
bool ICollection <WritableKeyValuePair <TKey, TValue> > .Contains(WritableKeyValuePair <TKey, TValue> item)
{
return(((ICollection <WritableKeyValuePair <TKey, TValue> >)dictionary).Contains(item));
}
void ICollection <WritableKeyValuePair <TKey, TValue> > .Add(WritableKeyValuePair <TKey, TValue> item)
{
AddWithNotification(item);
}
