public SoftLicKeysViewport(SoftLicKeysViewport softLicKeysViewport, IMenuCallback menuCallback)
     : this(menuCallback)
 {
     DynamicFilter = softLicKeysViewport.DynamicFilter;
     StaticFilter  = softLicKeysViewport.StaticFilter;
     ParentRow     = softLicKeysViewport.ParentRow;
     ParentType    = softLicKeysViewport.ParentType;
 }
        public override Viewport Duplicate()
        {
            var viewport = new SoftLicKeysViewport(this, MenuCallback);

            if (viewport.CanLoadData())
            {
                viewport.LoadData();
            }
            return(viewport);
        }