void FireOnBookmarksChanged(BookmarksChangedEventArgs args)
{
if (OnBookmarksChanged != null)
{
OnBookmarksChanged(this, args);
}
}
void IBookmarks.Clear()
{
if (items.Count == 0)
{
return;
}
var evtArgs = new BookmarksChangedEventArgs(BookmarksChangedEventArgs.ChangeType.RemovedAll,
items.Cast <IBookmark>().ToArray());
items.Clear();
FireOnBookmarksChanged(evtArgs);
}
void HandleBookmarksChanged(BookmarksChangedEventArgs args)
{
itemsRef = ImmutableArray.CreateRange(items);
changeNotification.Post();
OnBookmarksChanged?.Invoke(this, args);
}