type Ext = 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 Copy(_obj: Ext);override;

public

    // attributes property
    property Uri read ReadXmlAttrUri write WriteXmlAttrUri;
    property XmlnsC16 read ReadXmlAttrXmlnsC16 write WriteXmlAttrXmlnsC16;
    function ReadXmlAttrUri();
    function WriteXmlAttrUri(_value);
    function ReadXmlAttrXmlnsC16();
    function WriteXmlAttrXmlnsC16(_value);

    // normal property
    property Thm15ThemeFamily read ReadXmlChildThm15ThemeFamily;
    property UniqueId read ReadXmlChildUniqueId;
    function ReadXmlChildThm15ThemeFamily();
    function ReadXmlChildUniqueId();

public
    // Attributes
    XmlAttrUri: OpenXmlAttribute;
    XmlAttrXmlnsC16: OpenXmlAttribute;

    // Children
    XmlChildThm15ThemeFamily: ThemeFamily;
    XmlChildUniqueId: PureVal;

end;

function Ext.Create();overload;
begin
    {self.}Create(nil, "a", "ext");
end;

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

function Ext.Create(_parent: tslobj; _prefix: string; _local_name: string);overload;
begin
    setsysparam(pn_calcctrlword(), getsysparam(pn_calcctrlword()) .| 0x200);
    class(OpenXmlElement).Create(_parent, _prefix, _local_name);
end;

function Ext.Init();override;
begin
    pre := {self.}Prefix ? {self.}Prefix + ":" : "";
    attributes_ := array();
    attributes_pf_ := array(
        "uri": makeweakref(thisFunction(WriteXmlAttrUri)),
        "xmlns:c16": makeweakref(thisFunction(WriteXmlAttrXmlnsC16)),
    );
    sorted_child_ := array(
        "thm15:themeFamily": array(0, makeweakref(thisFunction(ReadXmlChildThm15ThemeFamily))),
        "c16:uniquedId": array(1, makeweakref(thisFunction(ReadXmlChildUniqueId))),
    );
    container_ := new TSOfficeContainer(sorted_child_);
end;

function Ext.Copy(_obj: Ext);override;
begin
    tslassigning_backup := tslassigning;
    tslassigning := 1;
    class(OpenXmlElement).Copy(_obj);
    if not ifnil(_obj.Uri) then
        {self.}Uri := _obj.Uri;
    if not ifnil(_obj.XmlnsC16) then
        {self.}XmlnsC16 := _obj.XmlnsC16;
    if not ifnil(_obj.XmlChildThm15ThemeFamily) then
        {self.}Thm15ThemeFamily.Copy(_obj.XmlChildThm15ThemeFamily);
    if not ifnil(_obj.XmlChildUniqueId) then
        {self.}UniqueId.Copy(_obj.XmlChildUniqueId);
    tslassigning := tslassigning_backup;
end;

function Ext.ReadXmlAttrUri();
begin
    return {self.}XmlAttrUri.Value;
end;

function Ext.WriteXmlAttrUri(_value);
begin
    if ifnil({self.}XmlAttrUri) then
    begin
        {self.}XmlAttrUri := new OpenXmlAttribute("", "uri", nil);
        attributes_[length(attributes_)] := {self.}XmlAttrUri;
    end
    {self.}XmlAttrUri.Value := _value;
end;

function Ext.ReadXmlAttrXmlnsC16();
begin
    return {self.}XmlAttrXmlnsC16.Value;
end;

function Ext.WriteXmlAttrXmlnsC16(_value);
begin
    if ifnil({self.}XmlAttrXmlnsC16) then
    begin
        {self.}XmlAttrXmlnsC16 := new OpenXmlAttribute("xmlns", "c16", nil);
        attributes_[length(attributes_)] := {self.}XmlAttrXmlnsC16;
    end
    {self.}XmlAttrXmlnsC16.Value := _value;
end;

function Ext.ReadXmlChildThm15ThemeFamily();
begin
    if tslassigning and ifnil({self.}XmlChildThm15ThemeFamily) then
    begin
        {self.}XmlChildThm15ThemeFamily := new ThemeFamily(self, "thm15", "themeFamily");
        container_.Set({self.}XmlChildThm15ThemeFamily);
    end
    return {self.}XmlChildThm15ThemeFamily;
end;

function Ext.ReadXmlChildUniqueId();
begin
    if tslassigning and ifnil({self.}XmlChildUniqueId) then
    begin
        {self.}XmlChildUniqueId := new PureVal(self, "c16", "uniquedId");
        container_.Set({self.}XmlChildUniqueId);
    end
    return {self.}XmlChildUniqueId;
end;