type Lvl = 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: Lvl);override;

    property Ilvl read ReadXmlAttrIlvl write WriteXmlAttrIlvl;
    property Tentative read ReadXmlAttrTentative write WriteXmlAttrTentative;
    function ReadXmlAttrIlvl();
    function WriteXmlAttrIlvl(_value);
    function ReadXmlAttrTentative();
    function WriteXmlAttrTentative(_value);

public
    //  Attributes
    XmlAttrIlvl: OpenXmlAttribute;
    XmlAttrTentative: OpenXmlAttribute;

    // Children
    Start: PureWVal;
    NumFmt: PureWVal;
    PStyle: PureWVal;
    Suff: PureWVal;
    LvlText: PureWVal;
    LvlJc: PureWVal;
    PPr: PPr;
    RPr: RPr;

end;

function Lvl.Create();overload;
begin
    self.Create(nil, "w", "lvl");
end;

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

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

function Lvl.Init();override;
begin
    self.XmlAttrIlvl := new OpenXmlAttribute(self.Prefix, "ilvl", nil);
    self.XmlAttrTentative := new OpenXmlAttribute(self.Prefix, "tentative", nil);
    self.Start := new PureWVal(self, self.Prefix, "start");
    self.NumFmt := new PureWVal(self, self.Prefix, "numFmt");
    self.PStyle := new PureWVal(self, self.Prefix, "pStyle");
    self.Suff := new PureWVal(self, self.Prefix, "suff");
    self.LvlText := new PureWVal(self, self.Prefix, "lvlText");
    self.LvlJc := new PureWVal(self, self.Prefix, "lvlJc");
    self.PPr := new PPr(self, self.Prefix, "pPr");
    self.RPr := new RPr(self, self.Prefix, "rPr");
end;

function Lvl.InitAttributes();override;
begin
    attributes_ := array(
        self.XmlAttrIlvl,
        self.XmlAttrTentative,
    );
end;

function Lvl.InitChildren();override;
begin
    child_elements_ := array(
        0: self.Start,
        1: self.NumFmt,
        2: self.PStyle,
        3: self.Suff,
        4: self.LvlText,
        5: self.LvlJc,
        6: self.PPr,
        7: self.RPr,
    );
    sorted_child_ := array(
        "": -1,
        self.Start.ElementName: 0,
        self.NumFmt.ElementName: 1,
        self.PStyle.ElementName: 2,
        self.Suff.ElementName: 3,
        self.LvlText.ElementName: 4,
        self.LvlJc.ElementName: 5,
        self.PPr.ElementName: 6,
        self.RPr.ElementName: 7,
    );
end;

function Lvl.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 Lvl.Copy(_obj: Lvl);override;
begin
    if not ifnil(_obj.XmlAttrIlvl.Value) then
        self.XmlAttrIlvl.Value := _obj.XmlAttrIlvl.Value;
    if not ifnil(_obj.XmlAttrTentative.Value) then
        self.XmlAttrTentative.Value := _obj.XmlAttrTentative.Value;
    self.Start.Copy(_obj.Start);
    self.NumFmt.Copy(_obj.NumFmt);
    self.PStyle.Copy(_obj.PStyle);
    self.Suff.Copy(_obj.Suff);
    self.LvlText.Copy(_obj.LvlText);
    self.LvlJc.Copy(_obj.LvlJc);
    self.PPr.Copy(_obj.PPr);
    self.RPr.Copy(_obj.RPr);
end;

function Lvl.ReadXmlAttrIlvl();
begin
    return self.XmlAttrIlvl.Value;
end;

function Lvl.WriteXmlAttrIlvl(_value);
begin
    self.XmlAttrIlvl.Value := _value;
end;

function Lvl.ReadXmlAttrTentative();
begin
    return self.XmlAttrTentative.Value;
end;

function Lvl.WriteXmlAttrTentative(_value);
begin
    self.XmlAttrTentative.Value := _value;
end;