protected virtual void OnUpdated(DataUpdationContext context)
        {
            var e = this.Updated;

            if (e != null)
            {
                e(this, new DataUpdatedEventArgs(context));
            }
        }
        protected virtual bool OnUpdating(DataUpdationContext context)
        {
            var e = this.Updating;

            if (e == null)
            {
                return(false);
            }

            var args = new DataUpdatingEventArgs(context);

            e(this, args);
            return(args.Cancel);
        }
 protected virtual void OnUpdated(DataUpdationContext context)
 {
 }
 public DataUpdatingEventArgs(DataUpdationContext context) : base(context)
 {
 }