public void DeleteFolder(ClassicFolderBox folderBox)
{
var libraryFolder = folderBox.DataSource;
_folderBoxes.Remove(folderBox);
Controls.Remove(folderBox);
folderBox.Dispose();
libraryFolder.Delete(PageContainer.Page.Library.Context);
PageContainer.Page.Folders.RemoveItem(libraryFolder);
UpdateFoldersSize();
OnFolderDataChanged(this, EventArgs.Empty);
}
