type Hdr = 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: Hdr);override;
    function AddP(): P;
    function AppendP(): P;

    property Ps read ReadPs;
    function ReadPs(_index);

    property XmlnsM read ReadXmlAttrXmlnsM write WriteXmlAttrXmlnsM;
    property XmlnsMc read ReadXmlAttrXmlnsMc write WriteXmlAttrXmlnsMc;
    property XmlnsMo read ReadXmlAttrXmlnsMo write WriteXmlAttrXmlnsMo;
    property XmlnsR read ReadXmlAttrXmlnsR write WriteXmlAttrXmlnsR;
    property XmlnsV read ReadXmlAttrXmlnsV write WriteXmlAttrXmlnsV;
    property XmlnsW14 read ReadXmlAttrXmlnsW14 write WriteXmlAttrXmlnsW14;
    property XmlnsW read ReadXmlAttrXmlnsW write WriteXmlAttrXmlnsW;
    property XmlnsWne read ReadXmlAttrXmlnsWne write WriteXmlAttrXmlnsWne;
    property XmlnsWp14 read ReadXmlAttrXmlnsWp14 write WriteXmlAttrXmlnsWp14;
    property XmlnsWp read ReadXmlAttrXmlnsWp write WriteXmlAttrXmlnsWp;
    property XmlnsWpc read ReadXmlAttrXmlnsWpc write WriteXmlAttrXmlnsWpc;
    property XmlnsWpg read ReadXmlAttrXmlnsWpg write WriteXmlAttrXmlnsWpg;
    property XmlnsWpi read ReadXmlAttrXmlnsWpi write WriteXmlAttrXmlnsWpi;
    property XmlnsWps read ReadXmlAttrXmlnsWps write WriteXmlAttrXmlnsWps;
    property McIgnorable read ReadXmlAttrMcIgnorable write WriteXmlAttrMcIgnorable;
    function ReadXmlAttrXmlnsM();
    function WriteXmlAttrXmlnsM(_value);
    function ReadXmlAttrXmlnsMc();
    function WriteXmlAttrXmlnsMc(_value);
    function ReadXmlAttrXmlnsMo();
    function WriteXmlAttrXmlnsMo(_value);
    function ReadXmlAttrXmlnsR();
    function WriteXmlAttrXmlnsR(_value);
    function ReadXmlAttrXmlnsV();
    function WriteXmlAttrXmlnsV(_value);
    function ReadXmlAttrXmlnsW14();
    function WriteXmlAttrXmlnsW14(_value);
    function ReadXmlAttrXmlnsW();
    function WriteXmlAttrXmlnsW(_value);
    function ReadXmlAttrXmlnsWne();
    function WriteXmlAttrXmlnsWne(_value);
    function ReadXmlAttrXmlnsWp14();
    function WriteXmlAttrXmlnsWp14(_value);
    function ReadXmlAttrXmlnsWp();
    function WriteXmlAttrXmlnsWp(_value);
    function ReadXmlAttrXmlnsWpc();
    function WriteXmlAttrXmlnsWpc(_value);
    function ReadXmlAttrXmlnsWpg();
    function WriteXmlAttrXmlnsWpg(_value);
    function ReadXmlAttrXmlnsWpi();
    function WriteXmlAttrXmlnsWpi(_value);
    function ReadXmlAttrXmlnsWps();
    function WriteXmlAttrXmlnsWps(_value);
    function ReadXmlAttrMcIgnorable();
    function WriteXmlAttrMcIgnorable(_value);

public
    //  Attributes
    XmlAttrXmlnsM: OpenXmlAttribute;
    XmlAttrXmlnsMc: OpenXmlAttribute;
    XmlAttrXmlnsMo: OpenXmlAttribute;
    XmlAttrXmlnsR: OpenXmlAttribute;
    XmlAttrXmlnsV: OpenXmlAttribute;
    XmlAttrXmlnsW14: OpenXmlAttribute;
    XmlAttrXmlnsW: OpenXmlAttribute;
    XmlAttrXmlnsWne: OpenXmlAttribute;
    XmlAttrXmlnsWp14: OpenXmlAttribute;
    XmlAttrXmlnsWp: OpenXmlAttribute;
    XmlAttrXmlnsWpc: OpenXmlAttribute;
    XmlAttrXmlnsWpg: OpenXmlAttribute;
    XmlAttrXmlnsWpi: OpenXmlAttribute;
    XmlAttrXmlnsWps: OpenXmlAttribute;
    XmlAttrMcIgnorable: OpenXmlAttribute;

    // Children

end;

function Hdr.Create();overload;
begin
    self.Create(nil, "w", "hdr");
end;

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

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

function Hdr.Init();override;
begin
    self.XmlAttrXmlnsM := new OpenXmlAttribute("xmlns", "m", nil);
    self.XmlAttrXmlnsMc := new OpenXmlAttribute("xmlns", "mc", nil);
    self.XmlAttrXmlnsMo := new OpenXmlAttribute("xmlns", "mo", nil);
    self.XmlAttrXmlnsR := new OpenXmlAttribute("xmlns", "r", nil);
    self.XmlAttrXmlnsV := new OpenXmlAttribute("xmlns", "v", nil);
    self.XmlAttrXmlnsW14 := new OpenXmlAttribute("xmlns", "w14", nil);
    self.XmlAttrXmlnsW := new OpenXmlAttribute("xmlns", "w", nil);
    self.XmlAttrXmlnsWne := new OpenXmlAttribute("xmlns", "wne", nil);
    self.XmlAttrXmlnsWp14 := new OpenXmlAttribute("xmlns", "wp14", nil);
    self.XmlAttrXmlnsWp := new OpenXmlAttribute("xmlns", "wp", nil);
    self.XmlAttrXmlnsWpc := new OpenXmlAttribute("xmlns", "wpc", nil);
    self.XmlAttrXmlnsWpg := new OpenXmlAttribute("xmlns", "wpg", nil);
    self.XmlAttrXmlnsWpi := new OpenXmlAttribute("xmlns", "wpi", nil);
    self.XmlAttrXmlnsWps := new OpenXmlAttribute("xmlns", "wps", nil);
    self.XmlAttrMcIgnorable := new OpenXmlAttribute("mc", "Ignorable", nil);
end;

function Hdr.InitAttributes();override;
begin
    attributes_ := array(
        self.XmlAttrXmlnsM,
        self.XmlAttrXmlnsMc,
        self.XmlAttrXmlnsMo,
        self.XmlAttrXmlnsR,
        self.XmlAttrXmlnsV,
        self.XmlAttrXmlnsW14,
        self.XmlAttrXmlnsW,
        self.XmlAttrXmlnsWne,
        self.XmlAttrXmlnsWp14,
        self.XmlAttrXmlnsWp,
        self.XmlAttrXmlnsWpc,
        self.XmlAttrXmlnsWpg,
        self.XmlAttrXmlnsWpi,
        self.XmlAttrXmlnsWps,
        self.XmlAttrMcIgnorable,
    );
end;

function Hdr.InitChildren();override;
begin
    child_elements_ := array(
    );
    sorted_child_ := array(
        "": -1,
    );
end;

function Hdr.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
                pre + "p": obj := self.AppendP();
            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 Hdr.Copy(_obj: Hdr);override;
begin
    if not ifnil(_obj.XmlAttrXmlnsM.Value) then
        self.XmlAttrXmlnsM.Value := _obj.XmlAttrXmlnsM.Value;
    if not ifnil(_obj.XmlAttrXmlnsMc.Value) then
        self.XmlAttrXmlnsMc.Value := _obj.XmlAttrXmlnsMc.Value;
    if not ifnil(_obj.XmlAttrXmlnsMo.Value) then
        self.XmlAttrXmlnsMo.Value := _obj.XmlAttrXmlnsMo.Value;
    if not ifnil(_obj.XmlAttrXmlnsR.Value) then
        self.XmlAttrXmlnsR.Value := _obj.XmlAttrXmlnsR.Value;
    if not ifnil(_obj.XmlAttrXmlnsV.Value) then
        self.XmlAttrXmlnsV.Value := _obj.XmlAttrXmlnsV.Value;
    if not ifnil(_obj.XmlAttrXmlnsW14.Value) then
        self.XmlAttrXmlnsW14.Value := _obj.XmlAttrXmlnsW14.Value;
    if not ifnil(_obj.XmlAttrXmlnsW.Value) then
        self.XmlAttrXmlnsW.Value := _obj.XmlAttrXmlnsW.Value;
    if not ifnil(_obj.XmlAttrXmlnsWne.Value) then
        self.XmlAttrXmlnsWne.Value := _obj.XmlAttrXmlnsWne.Value;
    if not ifnil(_obj.XmlAttrXmlnsWp14.Value) then
        self.XmlAttrXmlnsWp14.Value := _obj.XmlAttrXmlnsWp14.Value;
    if not ifnil(_obj.XmlAttrXmlnsWp.Value) then
        self.XmlAttrXmlnsWp.Value := _obj.XmlAttrXmlnsWp.Value;
    if not ifnil(_obj.XmlAttrXmlnsWpc.Value) then
        self.XmlAttrXmlnsWpc.Value := _obj.XmlAttrXmlnsWpc.Value;
    if not ifnil(_obj.XmlAttrXmlnsWpg.Value) then
        self.XmlAttrXmlnsWpg.Value := _obj.XmlAttrXmlnsWpg.Value;
    if not ifnil(_obj.XmlAttrXmlnsWpi.Value) then
        self.XmlAttrXmlnsWpi.Value := _obj.XmlAttrXmlnsWpi.Value;
    if not ifnil(_obj.XmlAttrXmlnsWps.Value) then
        self.XmlAttrXmlnsWps.Value := _obj.XmlAttrXmlnsWps.Value;
    if not ifnil(_obj.XmlAttrMcIgnorable.Value) then
        self.XmlAttrMcIgnorable.Value := _obj.XmlAttrMcIgnorable.Value;
end;

function Hdr.AddP(): P;
begin
    len := length(child_elements_);
    if len = 0 then i := -1;
    else begin
        for i:=len-1 downto 0 do
            if child_elements_[i].LocalName = "p" then break;
    end
    obj := new P(self, self.Prefix, "p");
    self.InsertChild(obj, i+1);
    return obj;
end;

function Hdr.AppendP(): P;
begin
    obj := new P(self, self.Prefix, "p");
    child_elements_[length(child_elements_)] := obj;
    return obj;
end;

function Hdr.ReadPs(_index);
begin
    ind := ifnil(_index) ? -2 : _index;
    arr := array();
    for k,v in child_elements_ do
    begin
        if v.LocalName = "p" then
        begin
            arr[length(arr)] := v;
            ind--;
        end;
        if ind = -1 then return v;
    end;
    return arr;
end;

function Hdr.ReadXmlAttrXmlnsM();
begin
    return self.XmlAttrXmlnsM.Value;
end;

function Hdr.WriteXmlAttrXmlnsM(_value);
begin
    self.XmlAttrXmlnsM.Value := _value;
end;

function Hdr.ReadXmlAttrXmlnsMc();
begin
    return self.XmlAttrXmlnsMc.Value;
end;

function Hdr.WriteXmlAttrXmlnsMc(_value);
begin
    self.XmlAttrXmlnsMc.Value := _value;
end;

function Hdr.ReadXmlAttrXmlnsMo();
begin
    return self.XmlAttrXmlnsMo.Value;
end;

function Hdr.WriteXmlAttrXmlnsMo(_value);
begin
    self.XmlAttrXmlnsMo.Value := _value;
end;

function Hdr.ReadXmlAttrXmlnsR();
begin
    return self.XmlAttrXmlnsR.Value;
end;

function Hdr.WriteXmlAttrXmlnsR(_value);
begin
    self.XmlAttrXmlnsR.Value := _value;
end;

function Hdr.ReadXmlAttrXmlnsV();
begin
    return self.XmlAttrXmlnsV.Value;
end;

function Hdr.WriteXmlAttrXmlnsV(_value);
begin
    self.XmlAttrXmlnsV.Value := _value;
end;

function Hdr.ReadXmlAttrXmlnsW14();
begin
    return self.XmlAttrXmlnsW14.Value;
end;

function Hdr.WriteXmlAttrXmlnsW14(_value);
begin
    self.XmlAttrXmlnsW14.Value := _value;
end;

function Hdr.ReadXmlAttrXmlnsW();
begin
    return self.XmlAttrXmlnsW.Value;
end;

function Hdr.WriteXmlAttrXmlnsW(_value);
begin
    self.XmlAttrXmlnsW.Value := _value;
end;

function Hdr.ReadXmlAttrXmlnsWne();
begin
    return self.XmlAttrXmlnsWne.Value;
end;

function Hdr.WriteXmlAttrXmlnsWne(_value);
begin
    self.XmlAttrXmlnsWne.Value := _value;
end;

function Hdr.ReadXmlAttrXmlnsWp14();
begin
    return self.XmlAttrXmlnsWp14.Value;
end;

function Hdr.WriteXmlAttrXmlnsWp14(_value);
begin
    self.XmlAttrXmlnsWp14.Value := _value;
end;

function Hdr.ReadXmlAttrXmlnsWp();
begin
    return self.XmlAttrXmlnsWp.Value;
end;

function Hdr.WriteXmlAttrXmlnsWp(_value);
begin
    self.XmlAttrXmlnsWp.Value := _value;
end;

function Hdr.ReadXmlAttrXmlnsWpc();
begin
    return self.XmlAttrXmlnsWpc.Value;
end;

function Hdr.WriteXmlAttrXmlnsWpc(_value);
begin
    self.XmlAttrXmlnsWpc.Value := _value;
end;

function Hdr.ReadXmlAttrXmlnsWpg();
begin
    return self.XmlAttrXmlnsWpg.Value;
end;

function Hdr.WriteXmlAttrXmlnsWpg(_value);
begin
    self.XmlAttrXmlnsWpg.Value := _value;
end;

function Hdr.ReadXmlAttrXmlnsWpi();
begin
    return self.XmlAttrXmlnsWpi.Value;
end;

function Hdr.WriteXmlAttrXmlnsWpi(_value);
begin
    self.XmlAttrXmlnsWpi.Value := _value;
end;

function Hdr.ReadXmlAttrXmlnsWps();
begin
    return self.XmlAttrXmlnsWps.Value;
end;

function Hdr.WriteXmlAttrXmlnsWps(_value);
begin
    self.XmlAttrXmlnsWps.Value := _value;
end;

function Hdr.ReadXmlAttrMcIgnorable();
begin
    return self.XmlAttrMcIgnorable.Value;
end;

function Hdr.WriteXmlAttrMcIgnorable(_value);
begin
    self.XmlAttrMcIgnorable.Value := _value;
end;