public bool Remove(ViewModelBasis <TModel> item)
{
var index = ViewModels.IndexOf(item);
if (index >= 0)
{
try
{
return(ViewModels.Remove(item));
}
finally
{
CollectionChanged(this, new NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction.Add, item, index));
}
}
return(false);
}
public bool Contains(ViewModelBasis <TModel> item)
{
return(ViewModels.Contains(item));
}
public void Add(ViewModelBasis <TModel> item)
{
ViewModels.Add(item);
CollectionChanged(this, new NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction.Add, item));
}
public void Insert(int index, ViewModelBasis <TModel> item)
{
ViewModels.Insert(index, item);
CollectionChanged(this, new NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction.Add, item, index));
}
public int IndexOf(ViewModelBasis <TModel> item)
{
return(ViewModels.IndexOf(item));
}
