AspNetEdit.Editor.ComponentModel.DesignerHost.OnTransactionClosing C# (CSharp) Method

        internal void OnTransactionClosing(bool commit)
        {
            if (TransactionClosing != null)
                TransactionClosing (this, new DesignerTransactionCloseEventArgs(commit));
        }

 protected override void OnCancel()
 {
     if (host == null)
     {
         return;
     }
     host.OnTransactionClosing(false);
     host.OnTransactionClosed(false, this);
     host = null;
 }