public static Filter DecodeFilter(Expression exp)
{
var sql = new WebEasFilterExpression();
var filter = sql.Visit(exp);
if (filter == null)
{
return(null);
}
if (filter is FilterElement)
{
return(new Filter((FilterElement)filter));
}
//otherwise
return(filter as Filter);
}
public HierarchyNode(string kod, string nazov, Expression <Func <T, bool> > filter, string typ = HierarchyNodeType.Unknown, string icon = HierarchyNodeIconCls.Unknown, bool crossModulItem = false)
: base(kod, nazov, typeof(T), WebEasFilterExpression.DecodeFilter(filter), typ, icon, PfeSelection.Single, crossModulItem)
{
}