protected void OnChange(FolderChangeEventArgs <T> e)
{
if (BeforeChanging != null)
{
BeforeChanging(this, e);
}
}
private void FireFolderChange(object sender, FolderChangeEventArgs <TFolderItem> e)
{
if (ShouldSkipChangeNotifications)
{
return;
}
if (OnFolderChange != null)
{
OnFolderChange(sender, e);
}
}
void _folder_OnFolderChange(object sender, FolderChangeEventArgs<TFolderItem> e)
{
switch (e.FolderChange)
{
case FolderChange.ItemAdded:
_items.Add(e.FolderItem);
break;
case FolderChange.ItemRemoved:
_items.Remove(e.FolderItem);
break;
default:
throw new NotSupportedException(string.Format("{0} is not supported!", e.FolderChange));
}
}
void _subFolders_BeforeChanging(object sender, FolderChangeEventArgs <TFolder> e)
{
TFolder folder = e.FolderItem;
switch (e.FolderChange)
{
case FolderChange.ItemRemoved:
folder.BeforeRemoving();
folder.OnFolderChange -= folder_OnFolderChange;
break;
case FolderChange.ItemAdded:
folder.OnFolderChange += folder_OnFolderChange;
break;
}
}
private void _items_BeforeChanging(object sender, FolderChangeEventArgs <TFolderItem> e)
{
FireFolderChange(this, e);
}
void folder_OnFolderChange(object sender, FolderChangeEventArgs <TFolderItem> e)
{
FireFolderChange(sender, e);
}
