Catel.Data.ModelBase.IEditableObject C# (CSharp) Метод

        void IEditableObject.BeginEdit()
        {
            if (_backup != null)
            {
                Log.Debug("IEditableObject is already in edit state");
                return;
            }

            var eventArgs = new BeginEditEventArgs(this);
            _beginEditingEvent.SafeInvoke(this, eventArgs);
            OnBeginEdit(eventArgs);

            if (eventArgs.Cancel)
            {
                Log.Info("IEditableObject.BeginEdit is canceled by the event args");
                return;
            }

            Log.Debug("IEditableObject.BeginEdit");

            _backup = new BackupData(this);
        }