type Properties = 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: Properties);override;

    property Xmlns read ReadXmlAttrXmlns write WriteXmlAttrXmlns;
    property XmlnsVt read ReadXmlAttrXmlnsVt write WriteXmlAttrXmlnsVt;
    function ReadXmlAttrXmlns();
    function WriteXmlAttrXmlns(_value);
    function ReadXmlAttrXmlnsVt();
    function WriteXmlAttrXmlnsVt(_value);

public
    //  Attributes
    XmlAttrXmlns: OpenXmlAttribute;
    XmlAttrXmlnsVt: OpenXmlAttribute;

    // Children
    Template: OpenXmlPcdata;
    TotalTime: OpenXmlPcdata;
    Pages: OpenXmlPcdata;
    Words: OpenXmlPcdata;
    Characters: OpenXmlPcdata;
    Application: OpenXmlPcdata;
    DocSecurity: OpenXmlPcdata;
    Lines: OpenXmlPcdata;
    Paragraphs: OpenXmlPcdata;
    ScaleCrop: OpenXmlPcdata;
    Company: OpenXmlPcdata;
    LinksUpToDate: OpenXmlPcdata;
    CharactersWithSpaces: OpenXmlPcdata;
    SharedDoc: OpenXmlPcdata;
    HyperlinksChanged: OpenXmlPcdata;
    AppVersion: OpenXmlPcdata;

end;

function Properties.Create();overload;
begin
    self.Create(nil, nil, "Properties");
end;

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

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

function Properties.Init();override;
begin
    self.XmlAttrXmlns := new OpenXmlAttribute(nil, "xmlns", "http://schemas.openxmlformats.org/officeDocument/2006/extended-properties");
    self.XmlAttrXmlnsVt := new OpenXmlAttribute("xmlns", "vt", "http://schemas.openxmlformats.org/officeDocument/2006/docPropsVTypes");
    self.Template := new OpenXmlPcdata(self, nil, "Template");
    self.TotalTime := new OpenXmlPcdata(self, nil, "TotalTime");
    self.Pages := new OpenXmlPcdata(self, nil, "Pages");
    self.Words := new OpenXmlPcdata(self, nil, "Words");
    self.Characters := new OpenXmlPcdata(self, nil, "Characters");
    self.Application := new OpenXmlPcdata(self, nil, "Application");
    self.DocSecurity := new OpenXmlPcdata(self, nil, "DocSecurity");
    self.Lines := new OpenXmlPcdata(self, nil, "Lines");
    self.Paragraphs := new OpenXmlPcdata(self, nil, "Paragraphs");
    self.ScaleCrop := new OpenXmlPcdata(self, nil, "ScaleCrop");
    self.Company := new OpenXmlPcdata(self, nil, "Company");
    self.LinksUpToDate := new OpenXmlPcdata(self, nil, "LinksUpToDate");
    self.CharactersWithSpaces := new OpenXmlPcdata(self, nil, "charactersWithSpaces");
    self.SharedDoc := new OpenXmlPcdata(self, nil, "SharedDoc");
    self.HyperlinksChanged := new OpenXmlPcdata(self, nil, "HyperlinksChanged");
    self.AppVersion := new OpenXmlPcdata(self, nil, "AppVersion");
end;

function Properties.InitAttributes();override;
begin
    attributes_ := array(
        self.XmlAttrXmlns,
        self.XmlAttrXmlnsVt,
    );
end;

function Properties.InitChildren();override;
begin
    child_elements_ := array(
        0: self.Template,
        1: self.TotalTime,
        2: self.Pages,
        3: self.Words,
        4: self.Characters,
        5: self.Application,
        6: self.DocSecurity,
        7: self.Lines,
        8: self.Paragraphs,
        9: self.ScaleCrop,
        10: self.Company,
        11: self.LinksUpToDate,
        12: self.CharactersWithSpaces,
        13: self.SharedDoc,
        14: self.HyperlinksChanged,
        15: self.AppVersion,
    );
    sorted_child_ := array(
        "": -1,
        self.Template.ElementName: 0,
        self.TotalTime.ElementName: 1,
        self.Pages.ElementName: 2,
        self.Words.ElementName: 3,
        self.Characters.ElementName: 4,
        self.Application.ElementName: 5,
        self.DocSecurity.ElementName: 6,
        self.Lines.ElementName: 7,
        self.Paragraphs.ElementName: 8,
        self.ScaleCrop.ElementName: 9,
        self.Company.ElementName: 10,
        self.LinksUpToDate.ElementName: 11,
        self.CharactersWithSpaces.ElementName: 12,
        self.SharedDoc.ElementName: 13,
        self.HyperlinksChanged.ElementName: 14,
        self.AppVersion.ElementName: 15,
    );
end;

function Properties.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 Properties.Copy(_obj: Properties);override;
begin
    if not ifnil(_obj.XmlAttrXmlns.Value) then
        self.XmlAttrXmlns.Value := _obj.XmlAttrXmlns.Value;
    if not ifnil(_obj.XmlAttrXmlnsVt.Value) then
        self.XmlAttrXmlnsVt.Value := _obj.XmlAttrXmlnsVt.Value;
    self.Template.Copy(_obj.Template);
    self.TotalTime.Copy(_obj.TotalTime);
    self.Pages.Copy(_obj.Pages);
    self.Words.Copy(_obj.Words);
    self.Characters.Copy(_obj.Characters);
    self.Application.Copy(_obj.Application);
    self.DocSecurity.Copy(_obj.DocSecurity);
    self.Lines.Copy(_obj.Lines);
    self.Paragraphs.Copy(_obj.Paragraphs);
    self.ScaleCrop.Copy(_obj.ScaleCrop);
    self.Company.Copy(_obj.Company);
    self.LinksUpToDate.Copy(_obj.LinksUpToDate);
    self.CharactersWithSpaces.Copy(_obj.CharactersWithSpaces);
    self.SharedDoc.Copy(_obj.SharedDoc);
    self.HyperlinksChanged.Copy(_obj.HyperlinksChanged);
    self.AppVersion.Copy(_obj.AppVersion);
end;

function Properties.ReadXmlAttrXmlns();
begin
    return self.XmlAttrXmlns.Value;
end;

function Properties.WriteXmlAttrXmlns(_value);
begin
    self.XmlAttrXmlns.Value := _value;
end;

function Properties.ReadXmlAttrXmlnsVt();
begin
    return self.XmlAttrXmlnsVt.Value;
end;

function Properties.WriteXmlAttrXmlnsVt(_value);
begin
    self.XmlAttrXmlnsVt.Value := _value;
end;