type Ser = class(OpenXmlElement)
public
    function Create();overload;
    function Create(_node: XmlNode);overload;
    function Create(_parent: tslobj; _prefix: string; _local_name: string);overload;
    function Init();override;
    function InitAttributes();override;
    function InitChildren();override;
    function InitNode(_node: XmlNode);override;
    function Copy(_obj: Ser);override;

public
    //  Attributes

    // Children
    Idx: PureVal;
    Order: PureVal;
    Tx: Tx;
    InvertIfNegative: PureVal;
    DLbls: DLbls;
    Cat: Cat;
    Val: Val;
    ExtLst: ExtLst;

end;

function Ser.Create();overload;
begin
    self.Create(nil, "c", "ser");
end;

function Ser.Create(_node: XmlNode);overload;
begin
    class(OpenXmlElement).Create(_node: XmlNode);
end;

function Ser.Create(_parent: tslobj; _prefix: string; _local_name: string);overload;
begin
    class(OpenXmlElement).Create(_parent, _prefix, _local_name);
end;

function Ser.Init();override;
begin
    self.Idx := new PureVal(self, self.Prefix, "idx");
    self.Order := new PureVal(self, self.Prefix, "order");
    self.Tx := new Tx(self, self.Prefix, "tx");
    self.InvertIfNegative := new PureVal(self, self.Prefix, "invertIfNegative");
    self.DLbls := new DLbls(self, self.Prefix, "dLbls");
    self.Cat := new Cat(self, self.Prefix, "cat");
    self.Val := new Val(self, self.Prefix, "val");
    self.ExtLst := new ExtLst(self, self.Prefix, "extLst");
end;

function Ser.InitAttributes();override;
begin
    attributes_ := array(
    );
end;

function Ser.InitChildren();override;
begin
    child_elements_ := array(
        0: self.Idx,
        1: self.Order,
        2: self.Tx,
        3: self.InvertIfNegative,
        4: self.DLbls,
        5: self.Cat,
        6: self.Val,
        7: self.ExtLst,
    );
    sorted_child_ := array(
        "": -1,
        self.Idx.ElementName: 0,
        self.Order.ElementName: 1,
        self.Tx.ElementName: 2,
        self.InvertIfNegative.ElementName: 3,
        self.DLbls.ElementName: 4,
        self.Cat.ElementName: 5,
        self.Val.ElementName: 6,
        self.ExtLst.ElementName: 7,
    );
end;

function Ser.InitNode(_node: XmlNode);override;
begin
    if ifObj(self.XmlNode) then
        for k,v in child_elements_ do v.InitNode(nil);
    self.XmlNode := ifObj(_node) ? _node : nil;
    node := ifObj(_node) ? _node.FirstChild() : nil;
    flag := false;
    if ifnil(child_elements_[0]) and length(child_elements_) > 0 then
    begin
        flag := true;
        arr := child_elements_;
        child_elements_ := array();
    end
    pre := ifString(self.Prefix) ? self.Prefix + ":" : "";
    while ifObj(node) do
    begin
        node_name := node.GetName();
        pos := sorted_child_[node_name];
        if ifnil(pos) or pos = -1 then
        begin
            obj := nil;
            case node_name of
            end;
            if ifObj(obj) then obj.InitNode(node);
        end
        else if flag then
        begin
            obj := arr[pos];
            obj.InitNode(node);
            child_elements_[length(child_elements_)] := obj;
        end
        else begin
            child_elements_[pos].InitNode(node);
        end
        node := node.NextElement();
    end
end;

function Ser.Copy(_obj: Ser);override;
begin
    self.Idx.Copy(_obj.Idx);
    self.Order.Copy(_obj.Order);
    self.Tx.Copy(_obj.Tx);
    self.InvertIfNegative.Copy(_obj.InvertIfNegative);
    self.DLbls.Copy(_obj.DLbls);
    self.Cat.Copy(_obj.Cat);
    self.Val.Copy(_obj.Val);
    self.ExtLst.Copy(_obj.ExtLst);
end;