private void OnAddSubFolderItem(IComponentMetaDataContainer <TFolderMetaData> folderItem)
{
int lastFolderIdx = FoldersAndComponents.LastIndexOf(md => md.IsFolder);
FoldersAndComponents.Insert(lastFolderIdx + 1, folderItem);
}
private void OnRemoveSubFolderItem(IComponentMetaDataContainer <TFolderMetaData> folderItem)
{
FoldersAndComponents.Remove(folderItem);
}
private void OnRemoveComponentItem(IComponentIdWithDisplayMetadata <TId, TComponentMetaData> componentItem)
{
FoldersAndComponents.Add(componentItem);
}
